Browse Finding Aids by Date
1926-1950
A
- A. Hildebrandt papers, 1826-1943.
- A. L. Alexander papers, circa 1936-1952.
- A. Philip Randolph papers, 1909-1979.
- A.A. Brill papers, 1888-1994.
- Aaron Copland collection, 1841-1991.
- Aaron Ziegelman Foundation collection.
- A.B. (Alfred Bult) Mullett archive.
- A.B. MacDonald papers, 1878-1976.
- A.B. Mullett & Co. architectural drawing archive.
- A.B. Mullett & Co. archive.
- A.B. Mullett & Co. Mullett & Co. architectural drawing archive (Library of Congress).
- Abba Ptachya Lerner papers, 1929-1986.
- Abel Doysié papers, 1910-1967.
- Abel Wolman papers, 1904-1975.
- Abraham Flexner papers, 1865-1989.
- Abraham, Herbert. Herbert Abraham papers.
- Abraham, Jo. Jo Abraham papers.
- Abraham Lincoln papers, 1774-1948.
- Abraham Ribicoff papers, 1927-1981.
- Abramson, Rudy. Rudy Abramson papers, 1941-1990.
- Ace, Goodman. Goodman Ace papers, 1922-1983.
- Acheson, Edward Goodrich, 1856-1931. Edward Goodrich Acheson papers, 1872-1968.
- Ackerman, Carl W. (Carl William), 1890-1970. Carl W. Ackerman papers, 1833-1970.
- Ackerman, John F., -1942. John F. Ackerman papers. 1860-1942.
- Ackerman, Mabel VanderHoof. Mabel VanderHoof Ackerman papers.
- Ackerman, Robert V. (Robert VanderHoof). Robert V. Ackerman papers.
- Adams, Leason Heberling, 1887-1969. Leason Heberling Adams papers, 1919-1968.
- Adams, Maude, 1872-1953. Maude Adams papers, 1925-1956.
- Adee, Alvey A. (Alvey Augustus), 1842-1924. Alvey A. Adee papers.
- Adee, Augustus Alvey, 1802-1844. Augustus Alvey Adee papers.
- Adee, David Graham, 1837-1901. David Graham Adee papers.
- Adee family. Adee family papers, 1824-1966.
- Adee family papers, 1824-1966.
- Adelaide Johnson papers, 1873-1947.
- Adelaide Rosalia Hasse papers, 1862-1951.
- Adler, Alexandra, 1901-2001. Alexandra Adler papers. 1911-2001.
- Adler, Alfred, 1870-1937. Alfred Adler papers, 1885-2001.
- Adler family. Adler family papers. 1885-2001.
- Adler, Kurt A. (Kurt Alfred), 1905-1997. Kurt A. Adler papers. 1929-1997.
- Adolph Bolm collection, 1895-1982.
- Adolph Caspar Miller papers, 1913-1947.
- Adolph Law Voge papers, 1915-1939.
- A.E. Housman papers, 1906-1940.
- L'Aerophile collection, 1876-1949.
- Ager, Milton, 1893-1979. Milton Ager music manuscripts, circa 1918-1979.
- Agnes Elizabeth Ernst Meyer papers, 1853-2010.
- Agronsky, Martin. Martin Agronsky papers, 1907-2002.
- A.K. Fisher papers, 1827-1957.
- A.L. Kroeber papers.
- A.L. Kroeber writings, 1923-1957.
- Alan Greenspan papers, 1914-2009.
- Alan H. Shapley papers, 1934-1996.
- Alan Hovhaness collection.
- Alan Hovhaness music manuscripts, 1939-1969.
- Alan Jay Lerner papers, 1880-1997.
- Alan Tower Waterman papers, 1912-1967.
- Alban Berg/Willi Reich collection, 1912-1950.
- Albert Einstein papers, 1916-1953.
- Albert Gleaves papers, 1803-1946.
- Albert J. Beveridge papers, 1788-1943.
- Albert Payson Terhune papers, 1890-1957.
- Albert Sidney Burleson papers, 1845-1943.
- Albert Szent-Györgyi papers, 1908-1986.
- Alcides Arguedas diaries, 1900-1943.
- Alcides Arguedas papers.
- Aldrich family. John Aldrich Stephenson collection of the Hand, Fiske, and Aldrich families papers. 1745-1966.
- Aldrich family papers.
- Aldrich, Morton Arnold, 1874-1956. Morton Arnold Aldrich papers.
- Aldrich, Zoë Worthington Fiske, 1864-1942. Zoë Worthington Fiske Aldrich papers.
- Alessandro Liberati collection.
- Alex North music for documentary film, theater, dance, and concert, 1910-1984.
- Alexander, A. L., 1906-1967 A. L. Alexander papers, circa 1936-1952.
- Alexander (A. L., Mrs.) Collection (Library of Congress).
- Alexander Black MacDonald papers.
- Alexander Freud and Sophie Schreiber Freud papers, 1872-1965.
- Alexander Vassiliev papers, 1895-2011.
- Alexandra Danilova collection, 1920-2000.
- Alexis Vasilevich Babine papers, 1895-1953.
- Alfred Adler papers, 1885-2001.
- Alfred Bendiner memorial collection (Library of Congress).
- Alfred Drake papers, 1892-2004.
- Alfred Easton Poor papers, 1866-1985.
- Alfred Edward Housman papers.
- Alfred Louis Kroeber papers.
- Alfred Newman film music manuscripts, 1931-1955.
- Alfred Rodman Hussey papers, 1944-1964.
- Alfred Stieglitz papers.
- Alice Eversman and Elena De Sayn collection.
- Alice Eversman and Elena de Sayn papers, 1862-1970s.
- Alice Koenigsberger collection.
- Alice Kortschak Koenigsberger and Hugo Kortschak papers, 1913-1941.
- Alice Roosevelt Longworth papers, 1888-1942.
- Allen, Charles Julius, 1840-1915. Charles Julius Allen papers.
- Allen family papers.
- Allen, Florence Ellinwood, 1884-1966. Florence Ellinwood Allen papers, 1907-1965.
- Allen, Fred, 1894-1956. Fred Allen radio scripts, 1934-1949.
- Allen, Frederick Lewis, 1890-1954. Frederick Lewis Allen papers, 1890-1954.
- Allen, Grace Elizabeth, 1886-1976. Grace Elizabeth Allen papers.
- Allen, Henry Justin, 1868-1950. Henry Justin Allen papers, 1896-1942.
- Allen, Henry T. (Henry Tureman), 1859-1930. Henry T. Allen papers, 1806-1933.
- Allen Neuharth papers, 1949-2013.
- Allen Prescott collection, 1930-1968.
- Allesandro and Speranza Liberati papers, 1880-1947.
- Allison, Mary Ireland, -1870. Mary Ireland Allison diary. 1868-1869.
- Allison, William Henry, 1870-1941. William Henry Allison diaries, 1868-1940.
- Almeida, Laurindo. Laurindo Almeida papers, 1912-1995.
- Alsop, Joseph, 1910-1989. Joseph Alsop and Stewart Alsop papers, 1699-1989.
- Alsop, Stewart. Joseph Alsop and Stewart Alsop papers. 1699-1989.
- Alton B. Parker papers, 1878-1937.
- Altshuler, Robert, 1923-2007. Photographs from the Robert S. Altshuler collection, 1930s-1940s.
- Altshuler, Robert. Robert Altshuler collection of jazz materials, 1930-1991.
- Alvarenga, Oneyda. Discoteca Pública Municipal de São Paulo collection, 1937-1943.
- Am-Rus Literary Agency. Am-Rus Literary Agency records, 1927-1990.
- Am-Rus Literary Agency records, 1927-1990.
- Amateur Hour collection, 1934-1950s.
- Ambler, Barbara Hayes, 1926-2006. Barbara Hayes Ambler papers.
- Ameen Fares Rihani papers, 1897-1940.
- American Association of University Women. American Association of University Women records, 1937-1946.
- American Association of University Women records, 1937-1946.
- American Ballet Caravan music scores, 1935-1947.
- American Ballet Theatre. American Ballet Theatre archive, 1940-2014.
- American Ballet Theatre archive, 1940-2014.
- American / Century Play Company scripts and business papers, 1894-2006.
- American Colony in Jerusalem collection, circa 1786-2007.
- American Colony (Jerusalem). American Colony in Jerusalem collection, circa 1786-2007.
- American communist, socialist, and anarchist literature of the late 19th and 20th centuries.
- American Conservatory at Fontainebleau records, 1922-2024.
- American Council of Learned Societies. American Council of Learned Societies records, 1910-2019.
- American Council of Learned Societies records, 1910-2019.
- American Dialect Society. American Dialect Society collection, 1931-1937.
- American Dialect Society collection, 1931-1937.
- American Folklife Center. James Madison Carpenter collection, 1928-1987.
- American Foreign Service Association. American Foreign Service Association records, 1940-1964.
- American Foreign Service Association records, 1940-1964.
- American Friends Service Committee. American Friends Service Committee records, 1933-1988.
- American Friends Service Committee records, 1933-1988.
- American Gold Star Mothers, Inc. American Gold Star Mothers, Inc., records, 1917-1941.
- American Gold Star Mothers, Inc., records, 1917-1941.
- American Historical Association. American Historical Association records, 1884-1986.
- American Historical Association records, 1884-1986.
- American Institute of Aeronautics and Astronautics. Institute of the Aerospace Sciences archives, 1783-1962.
- American Music Loan Libraries Project. American Music Loan Libraries Project records, 1941-1948.
- American Music Loan Libraries Project records, 1941-1948.
- American Play Company. American / Century Play Company scripts and business papers, 1894-2006.
- American Psychoanalytic Association. American Psychoanalytic Association records.
- American Psychological Association. American Psychological Association records, 1917-1986.
- American Psychological Association records, 1917-1986.
- American Scholar records, 1926-2010.
- American Society of Landscape Architects. American Society of Landscape Architects records, 1899-1966.
- American Society of Landscape Architects records, 1899-1966.
- Amos 'n' Andy radio program scripts, 1928-1937.
- Amos Pinchot papers, 1856-1945.
- Anable, Gloria Hollister. Gloria Hollister Anable papers, 1916-2003.
- Anderson, Chandler P. (Chandler Parsons), 1866-1936. Chandler P. Anderson papers, 1894-1953.
- Anderson, Clinton Presba, 1895-1975. Clinton Presba Anderson papers, 1938-1973.
- Anderson, Frank Maloy, 1871-1961. Frank Maloy Anderson papers, 1895-1961.
- Anderson, Maxwell, 1888-1959. Maxwell Anderson papers, 1920-1989.
- Andre Kostelanetz collection, 1922-1984.
- Andre Kostelanetz collection, publicity and awards from the collection, 1936-1963.
- Andres Soriano map collection.
- Andres Soriano papers, 1940-1984.
- Andrew Gbur collection, 1916-1992.
- Andrews, Edgar D., 1890-1974. Edgar D. Andrews collection 1917-1974.
- Andrews, Frank Maxwell, 1884-1943. Frank Maxwell Andrews papers, 1920-1943.
- Angelo Patri papers, 1904-1962.
- Anita Newcomb McGee papers, 1688-1932.
- Anita O'Day papers, 1939-2004.
- Ann Cottrell Free papers, 1854-2018.
- Ann Tanneyhill papers, 1879-2012.
- Anna Arnold Hedgeman papers, 1944-1952.
- Anna Freud papers, 1880-1995.
- Anna Kelton Wiley papers, 1798-1964.
- Anne and Frank Warner collection, 1938-1969.
- Anne Hull collection, 1905-1980.
- Anne Hull papers, 1894-1981.
- Anne Montgomerie Traubel papers.
- Anne Porter papers, 1911-2014.
- Antheil, George, 1900-1959. George and Böske Antheil papers, circa 1875-1984.
- Antheil, George, 1900-1959. George Antheil correspondence with Mary Louise Curtis Bok, 1921-1940.
- Anthony A. Faranda World War II maps, photographs, and papers collection.
- Anthony League of the District of Columbia. Anthony League of the District of Columbia records.
- Antonín Novotný papers, 1848-1966.
- A.P. Schmidt Company. A.P. Schmidt Company archives, 1869-1958.
- A.P. Schmidt Company archives, 1869-1958.
- Ara Mesrobian papers, 1876-2011.
- Arch Oboler collection, 1916-1992.
- Archer, Gleason L., 1880-1966. Gleason L. Archer papers.
- Archibald MacLeish papers, 1907-1981.
- Archibald Roosevelt Jr. papers, 1838-2002.
- Archive of a North Korean corporation.
- Archive of American Folk Song. Captain Pearl R. Nye collection, 1937-1944.
- Archive of American Folk Song. John A. Lomax and Alan Lomax papers, 1907-1969.
- Archive of American Folk Song. Library of Congress and Fisk University Mississippi Delta collection, 1941-1943.
- Archive of Folk Culture (Library of Congress). James Madison Carpenter collection, 1928-1987.
- Archive of Folk Song (U.S.). Juan B. Rael collection, 1939-1999.
- Archive of Folk Song (U.S.). Woody Guthrie manuscript collection, 1935-1950.
- Arendt, Hannah, 1906-1975. Hannah Arendt papers, 1898-2006.
- Arguedas, Alcides, 1879-1946. Alcides Arguedas diaries, 1900-1943.
- Arieti, Silvano. Silvano Arieti papers, 1914-1981.
- Arlow, Jacob A. Jacob A. Arlow papers.
- Armand Hammer papers, circa 1508-1989.
- Armes, Ethel, 1876-1945. Ethel Armes collection of Lee family papers, 1671-1936.
- Armstrong, Louis, 1901-1971. Sharon Preston-Folta collection on Lucille Preston and Louis Armstrong, 1940-2009.
- Armstrong, Robert Burns, 1903-1955. Robert Burns Armstrong papers.
- Arne Oldberg collection, circa 1887-1962.
- Arnold Gesell papers, 1870-1971.
- Arnold, Henry Harley, 1886-1950. Henry Harley Arnold papers, 1903-1989.
- Arnold Schoenberg correspondence and other papers, 1894-1959.
- Arnold T. Schwab collection on Marian Nevins MacDowell, 1731-1993.
- Arthur B. Heaton architectural drawing archive.
- Arthur B. Heaton archive.
- Arthur B. Spingarn papers, 1850-1968.
- Arthur, Chester Alan, II, 1864-1937. Chester Alan Arthur II papers. 1874-1937.
- Arthur, Chester Alan, III, 1901-1972. Chester Alan Arthur III papers. 1853-1972.
- Arthur D. Little, Inc. Arthur D. Little, Inc., records.
- Arthur D. Little papers, 1884-1973.
- Arthur family. Arthur family papers, 1817-1972.
- Arthur family papers, 1817-1972.
- Arthur Gold and Robert Fizdale collection of music manuscripts, 1948-1965.
- Arthur Gold and Robert Fizdale piano music.
- Arthur Hamilton Bridge collection, 1941-2005.
- Arthur J. Goldberg papers, 1793-1995.
- Arthur J. Morris papers, 1888-1976.
- Arthur Mann papers, 1901-1969.
- Arthur Mendel correspondence with Igor Stravinsky and others, circa 1941-1946.
- Arthur Schwartz papers, 1900-1983.
- Arthur Stanley Riggs papers, 1929-1952.
- Arthur Sweetser papers, 1913-1961.
- Arthur W. Hummel Sr. correspondence series, Library of Congress archives, 1927-1942.
- Arthur W. Hummel Sr. papers.
- Artur Rodzinski collection, 1868-1989.
- Artur Rubinstein correspondence, 1921-1984.
- Artur Schnabel collection, 1899-1950.
- Artur Schnabel - Mary Virginia Foreman LeGarrec collection, 1893-1996.
- Associated Press news dispatches, 1915-1930.
- Associated Press. Washington Bureau. Associated Press news dispatches, 1915-1930.
- Association Against the Prohibition Amendment. Association Against the Prohibition Amendment records, 1917-1933.
- Association Against the Prohibition Amendment records, 1917-1933.
- Association of Research Libraries. Association of Research Libraries records, 1932-1981.
- Association of Research Libraries records, 1932-1981.
- Atlantic Union Committee. Atlantic Union Committee records, 1940-1968.
- Atlantic Union Committee records, 1940-1968.
- Atwell, Donald Lockhart, 1925-1989 Donald L. Atwell Papers.
- Atwood, Wallace Walter, Jr., 1907-1992. Wallace Atwood Jr. map collection.
- Augur, Robert Frank, 1910-2000. Robert Frank Augur collection, 1941-2016.
- August Heckscher papers, 1931-1999.
- Augustus S. Nicholson papers, 1861-1934.
- Austin, Bernard L. (Bernard Lige), 1902-1979. Bernard L. Austin papers, 1916-1979.
- Austrian, Geoffrey. Geoffrey Austrian papers.
- A.W. Greely papers, 1753-1997.
- Ayestarán, Lauro. Lauro Ayestarán collection, 1830-1966.
- Ayn Rand papers, 1933-1976.
- Ayres, Leonard Porter, 1879-1946. Leonard Porter Ayres papers, 1902-1946.
- Azevedo, Luiz Heitor Corrêa de. Luiz Heitor Corrêa de Azevedo collection on Latin American folklore, 1904-1986.
- Azevedo, Luiz Heitor Corrêa de. Luiz Heitor Corrêa de Azevedo papers, circa 1865-1990.
B
- Babine, Alexis Vasilevich, 1866-1930. Alexis Vasilevich Babine papers, 1895-1953.
- Bachrach, Louis Fabian, 1881-1963. Bachrach studio portraits of notables.
- Bachrach studio portraits of notables.
- Bacon collection, 1907-1990.
- Bacon, Ernst, 1898-1990. Ernst Bacon collection, 1898-1990.
- Bailey, Leo Joseph, 1894-1988 Leo Joseph Bailey collection 1917-2008.
- Bain, Frank Frank Bain papers.
- Bain, Mildred Mildred Bain papers.
- Bainbridge Colby papers, 1863-1950.
- Baker, Annabelle Annabelle Baker papers.
- Baker, Newton Diehl, 1871-1937. Newton Diehl Baker papers, 1896-1962.
- Baker, Ray Stannard, 1870-1946. Ray Stannard Baker papers, 1836-1947.
- Balchen, Audrey S. Audrey S. Balchen research file. 1926-1996.
- Balchen, Bernt, 1899-1973. Bernt Balchen papers, 1913-2005.
- Baldwin, Hanson Weightman, 1903-1991. Hanson Weightman Baldwin papers, 1920-1978.
- Ballentine, John J. (John Jennings), 1896-1970. John J. Ballentine papers, 1913-1973.
- Ballets russes. Serge Grigoriev / Ballets Russes archive. 1909-2009.
- Banister, Marion Glass, 1868-1951. Marion Glass Banister papers, 1933-1951.
- Barber, G. W. (George W.). G.W. Barber papers, 1926-1948.
- Barber, Samuel, 1910-1981. Samuel Barber collection, 1852-2000.
- Barnard, Leon F., 1877-1917. Leon F. Barnard papers, 1901-circa 1993.
- Barnes, James Martin, 1899-1958. James Martin Barnes papers, 1918-1958.
- Barnes, Joseph, 1907-1970. Joseph Barnes papers, 1930-1952.
- Barnet, Charlie. Charlie Barnet collection of big band arrangements, 1939-1949.
- Barr, Cyrilla. Cyrilla Barr research materials on Elizabeth Sprague Coolidge, 1864-2000.
- Barrett, John, 1866-1938. John Barrett papers, 1861-1943.
- Barrus, Clara, 1864-1931. Clara Barrus and John Burroughs papers. 1877-1981.
- Barry Commoner papers, 1915-2009.
- Barry, J. Neilson (John Neilson), 1870-1961. J. Neilson Barry manuscript maps collection tracing the exploration of Lewis and Clark in the Pacific Northwest.
- Bartlett, Ethel, 1896-1978. Ethel Bartlett and Rae Robertson music and other papers, 1914-1970.
- Bartlett, Paul Wayland, 1865-1925. Paul Wayland Bartlett papers, 1875-1959.
- Bartlett, Truman Howe, 1835-1923. Truman Howe Bartlett papers. 1881-1922.
- Bartók, Béla, 1881-1945. Etelka Freund collection on Béla Bartók, 1903-1971.
- Bartók-Freund collection, 1904-1970.
- Bassett, John Spencer, 1867-1928. John Spencer Bassett papers, 1770-1978.
- Bassow, Whitman. Whitman Bassow papers, 1920-1990.
- Batchelder, John Davis, 1872-1958. John Davis Batchelder ephemera and special collections, 2200 BCE-1948.
- Bates, David Homer, 1843-1926. David Homer Bates papers, 1837-1926.
- Bateson, Gregory, 1904-1980. Gregory Bateson papers.
- Bauer, Harold, 1873-1951. Harold Bauer collection, 1886-1951.
- Bayer, John J., 1887-1967. John J. Bayer papers, 1928-1956.
- Bazelon, Irwin. Irwin Bazelon papers, 1913-2009.
- Beach, Joseph Warren, 1880-1957. Concept of nature in nineteenth-century English poetry. 1936.
- Beach, Joseph Warren, 1880-1957. Joseph Warren Beach papers, 1891-1955.
- Beach, Joseph Warren, 1880-1957. Making of the Auden canon. 1957.
- Beale, Edward Fitzgerald, 1822-1893. Edward Fitzgerald Beale papers.
- Beale family. Beale family papers from the Decatur House, 1794-1957.
- Beale family papers from the Decatur House, 1794-1957.
- Beale, Marie Oge, 1880-1956. Marie Oge Beale diaries.
- Beale, Truxton, 1856-1936. Truxton Beale papers.
- Beard, Daniel Carter, 1850-1941. Daniel Carter Beard papers, 1798-1941. (2)
- Beard, Daniel Carter, 1850-1941. Visual materials from the Daniel Carter Beard papers.
- Beard, Frank, 1842-1905. Frank Beard papers.
- Beard, James Henry, 1812-1893. James Henry Beard papers.
- Beatrice Rose Waldinger papers, 1918-1967.
- Becker, Florence Deakins, 1878-1969. Florence Deakins Becker papers, 1891-1963.
- Bee, Darlene Laverne. Vida Chenoweth collection, circa 1940-2000.
- Beerits, Henry C. Henry C. Beerits papers.
- Beers, Henry Putney, 1907-1996. Henry Putney Beers papers, 1910-1992.
- Belknap, Reginald Rowan, 1871-1959. Reginald Rowan Belknap papers, 1784-1929.
- Belle Roosevelt papers.
- Belmont, Alva, 1853-1933. Alva Belmont scrapbook collection.
- Belmont-Paul Women's Equality National Monument. Belmont-Paul Women's Equality National Monument records.
- Belo, Jane, 1904-1968. Jane Belo papers.
- Ben B. Lindsey papers, 1838-1957.
- Bendiner, Alfred. Alfred Bendiner memorial collection (Library of Congress).
- Bendiner memorial collection (Library of Congress).
- Benedict, Ruth, 1887-1948. Ruth Benedict papers.
- Beneš, Edvard, 1884-1948. Edvard Beneš papers. 1938-1945.
- Benjamin C. Gruenberg and Sidonie Matsner Gruenberg papers, 1878-1972.
- Benjamin C. Gruenberg papers.
- Benjamin Clarke Marsh papers, 1910-1950.
- Benjamin Delahauf Foulois papers, 1898-1966.
- Benjamin Gerig papers, 1927-1974.
- Benjamin, Harold Raymond Wayne, 1893-1969. Harold Raymond Wayne Benjamin papers, 1908-1972.
- Benjamin, Herbert, 1900-1983. Herbert Benjamin papers, 1915-2004.
- Benjamin K. Edwards collection.
- Benjamin S. Custer papers, 1912-2000.
- Benjamin T. Montgomery family papers, 1872-1987.
- Benjamin V. Cohen papers, 1902-1983.
- Bennett Boskey law clerks' memoranda, 1940-1942.
- Bennett Boskey papers.
- Benney, William A. William A. Benney papers, 1920-1966.
- Benson, Robert Louis. Guides to the Venona Project records. 1995-1996.
- Benson, William Shepherd, 1855-1932. William Shepherd Benson papers, circa 1791-1952.
- Berg, Alban, 1885-1935. Willi Reich collection on Alban Berg, 1905-1956.
- Berge, George W., 1864-1925. George W. Berge business records. 1907.
- Berge, Wendell, 1903-1955. Wendell Berge papers, 1907-1950.
- Bergler, Edmund, 1899-1962. Edmund Bergler papers, 1943-1978.
- Berkner, Lloyd V. (Lloyd Viel), 1905-1967. Lloyd V. Berkner papers, 1938-1967.
- Berle, Milton. Milton Berle papers, 1906-2002. (2)
- Berlin, Irving, 1888-1989. Irving Berlin collection, 1895-1990.
- Berliner, Emile, 1851-1929. Emile Berliner collection, 1871-1965.
- Bernadotte Everly Schmitt papers, 1868-1970.
- Bernard L. Austin papers, 1916-1979.
- Bernard Malamud papers, 1930-1989.
- Bernays, Edward L., 1891-1995. Edward L. Bernays papers, 1777-1994.
- Bernfeld, Siegfried, 1892-1953. Siegfried Bernfeld papers, 1854-1975.
- Bernstein, Leonard, 1918-1990. Leonard Bernstein collection, circa 1900-1995.
- Bernt Balchen papers, 1913-2005.
- Berryman, Clifford Kennedy, 1869-1949. Clifford Kennedy Berryman papers, 1814-1965.
- Berryman, John, 1914-1972. John Berryman papers, 1942-1982.
- Berta Bornstein papers, 1933-1971.
- Bertha Schooler Sohn map collection.
- Bertha W. Edwards collection on Hiram Simmons, 1907-1980.
- Bertram D. Lewin papers, 1883-1974.
- Bess Furman papers, 1728-1967.
- Beveridge, Albert J. (Albert Jeremiah), 1862-1927. Albert J. Beveridge papers, 1788-1943.
- Beyer, Clara M. (Clara Mortenson). Clara M. Beyer papers.
- Beyer, Otto Sternoff, 1886-1948. Otto Sternoff Beyer papers, 1905-1951.
- Bhumibol Adulyadej, King of Thailand, 1927-2016. Serge Rips collection of King Bhumibol Adulyadej music manuscripts, 1946-1995.
- Bhumibol Adulyadej (King of Thailand) collection 1946-1954.
- Biddle, George, 1885-1973. George Biddle papers, 1863-1973.
- Bigelow, John, 1817-1911. John Bigelow abstract of diary. 1886-1911.
- Bigelow, John, 1854-1936. John Bigelow papers, 1492-1936.
- Bill Mauldin papers, 1941-1970.
- Billings, Warren K., 1893-1972. Warren K. Billings papers, 1899-1973.
- Billy May arrangements, 1939-1995.
- Billy Strayhorn music manuscripts and estate papers, 1918-2015.
- Billy Taylor papers, 1942-2004.
- Bingham, Robert Worth, 1871-1937. Robert Worth Bingham papers, 1856-1939.
- Bixby, Harold McMillan, 1890-1965. Harold McMillan Bixby papers, 1925-1962.
- B.J. Harper papers.
- Black, Hugo LaFayette, 1886-1971. Hugo LaFayette Black papers, 1883-1976.
- Black, Ruby A. (Ruby Aurora), 1896-1957. Ruby A. Black papers, 1916-1976.
- Blakeslee, Victor F. (Victor Franklin), 1898-1947. Victor F. Blakeslee and Irina Skariätina papers, 1930-1944.
- Blandy, William H. P. (William Henry Purnell), 1890-1954. William H.P. Blandy papers, 1913-1977.
- Bliss, Tasker Howard, 1853-1930. Tasker Howard Bliss papers, 1864-1933.
- Bloch, Claude Charles, 1878-1967. Claude Charles Bloch papers, 1926-1945.
- Bloch collection, 1888-1981.
- Bloch, Ernest, 1880-1959. Eric Johnson collection of Ernest Bloch photographs. 1896-2008.
- Bloch, Ernest, 1880-1959. Ernest Bloch collection, 1888-1981.
- Block, Herbert, 1909-2001. Herbert Block papers, 1863-2002.
- Block, Ralph, 1889-1974. Ralph Block papers, 1872-1971.
- Blos, Peter. Peter Blos papers.
- Blücher, Heinrich, 1899-1970. Heinrich Blücher papers.
- Boardman, Mabel Thorp, 1860-1946. Mabel Thorp Boardman papers, 1853-1945.
- Boas, Franz, 1858-1942. Franz Boas papers, 1878-1943.
- Boas, Franziska, 1902-1988. Franziska Boas collection, 1920-1988.
- Bob Crozier World War II military intelligence map and aerial photograph collection.
- Bob Fosse and Gwen Verdon collection, 1920-1991.
- Bob Fosse and Gwen Verdon collection, clippings from the collection, 1949-1987.
- Bob Hope collection, circa 1900-2009.
- Bob Hope papers.
- Boggs, Samuel Whittemore, 1889-1954. Samuel Whittemore Boggs papers, 1912-1954.
- Bohlen, Charles E. (Charles Eustis), 1904-1974. Charles E. Bohlen papers, 1862-1978.
- Bohlen, Charles E. (Charles Eustis), 1904-1974. Witness to history, 1929-1969. 1973.
- Bohr, Niels, 1885-1962. Niels Bohr correspondence and memoranda.
- Boissevain, Eugen, 1880-1949. Eugen Boissevain papers.
- Bollingen Foundation. Bollingen Foundation records, 1927-1981.
- Bollingen Foundation records, 1927-1981.
- Bolm, Adolph, 1884-1951. Adolph Bolm collection, 1895-1982.
- Bonaparte, Marie, Princess, 1882-1962. Princess Marie Bonaparte papers, 1889-1962.
- Bond, Robert S. Robert S. Bond World War II map collection.
- Bonsal, Philip W. (Philip Wilson), 1903-1995. Philip W. Bonsal papers, 1914-1992.
- Bonsal, Stephen, 1865-1951. Stephen Bonsal papers, 1890-1973.
- Bonynge, Robert W. (Robert William), 1863-1939. Robert W. Bonynge papers, 1881-1939.
- Book-of-the-Month Club. Book-of-the-Month Club records, 1939-1967.
- Book-of-the-Month Club records, 1939-1967.
- Boone, Joel Thompson, 1889-1974. Joel Thompson Boone papers, 1755-1971.
- Boorstin, Daniel J. (Daniel Joseph), 1914-2004. Daniel J. Boorstin papers, 1882-2004.
- Boothe, John William Thomas, 1838-1910. John William Thomas Boothe diaries. 1862-1877.
- Boots family papers of Vincent Youmans, 1924-1975.
- Borah, Wayne G., 1891-1966. Wayne G. Borah papers, 1928-1950.
- Borah, William Edgar, 1865-1940. William Edgar Borah papers, 1905-1940.
- Borglum, Gutzon, 1867-1941. Gutzon Borglum papers, 1881-2019.
- Borglum, Lincoln, 1912-1986. Lincoln Borglum papers.
- Borglum, Mary Montgomery, 1874-1955. Mary Montgomery Borglum papers.
- Boris Brasol papers, 1919-1954.
- Bornstein, Berta, 1898-1971. Berta Bornstein papers, 1933-1971.
- Boskey, Bennett, 1916-2016. Bennett Boskey law clerks' memoranda, 1940-1942.
- Bostick, William A. William A. Bostick World War II charts and maps collection.
- Bowen, Catherine Drinker, 1897-1973. Catherine Drinker Bowen papers, 1793-1980.
- Bowen, Harold Gardiner, 1883-1965. Harold Gardiner Bowen papers, 1907-1977.
- Bowker, R. R. (Richard Rogers), 1848-1933. R.R. Bowker papers, 1831-1931.
- Bowles, Edward Lindley, 1897-1990. Edward Lindley Bowles papers, 1869-1990.
- Bradley, Omar Nelson, 1893-1981. Omar Nelson Bradley papers, 1948-1953.
- Branch Rickey papers, 1890-1969.
- Brand Whitlock papers, 1890-1934.
- Brandon, Henry, 1916-1993. Henry Brandon papers, 1939-1994.
- Brant, Irving, 1885-1976. Irving Brant papers, 1910-1977.
- Brasol, Boris, 1885-1963. Boris Brasol papers, 1919-1954.
- Brayfield, Arthur H., 1915-2002. Arthur H. Brayfield papers.
- Breckinridge, Clifton Rodes, 1846-1932. Clifton Rodes Breckinridge papers.
- Breckinridge, Desha, 1867-1935. Desha Breckinridge papers.
- Breckinridge family. Breckinridge family papers, 1752-1980.
- Breckinridge family papers, 1752-1965.
- Breckinridge, Henry, 1886-1960. Henry Breckinridge papers.
- Breckinridge, Isabella Goodrich, 1874-1961. Isabella Goodrich Breckinridge papers.
- Breckinridge, John, 1760-1806. John Breckinridge papers.
- Breckinridge, John C. (John Cabell), 1821-1875. John C. Breckinridge papers.
- Breckinridge, Joseph Cabell, 1842-1920. Joseph Cabell Breckinridge papers.
- Breckinridge, Katherine Carson. Katherine Carson Breckinridge papers.
- Breckinridge Long papers, 1486-1948.
- Breckinridge, Madeline McDowell, 1872-1920. Madeline McDowell Breckinridge papers.
- Breckinridge, Robert J. (Robert Jefferson), 1800-1871. Robert J. Breckinridge papers.
- Breckinridge, Sophonisba P. (Sophonisba Preston), 1866-1948.. Sophonisba Preston Breckinridge papers.
- Breckinridge, William Campbell Preston, 1837-1904. William Campbell Preston Breckinridge papers.
- Breger, Dave, 1908-1970. Dave Breger papers, 1915-2020.
- Breitenbach, Josef, 1896-1984. Josef Breitenbach collection. (2)
- Brennan, Francis Edwin, 1910-1992. Francis Edwin Brennan papers, 1927-1984.
- Brent, Charles Henry, 1862-1929. Charles Henry Brent papers, 1860-1991.
- Bridge, Arthur Hamilton, 1917-2001. Arthur Hamilton Bridge collection, 1941-2005.
- Brien McMahon papers, 1943-1952.
- Brill, A. A. (Abraham Arden), 1874-1948. A.A. Brill papers, 1888-1994.
- Brill family collection of playbills, 1921-1941.
- Brill family collection of programs, 1921-1941.
- Brill, Kittie Rose. Kittie Rose Brill papers.
- Brill, Richard S. (Richard Samuel), 1912-1997. Brill family collection of programs, 1921-1941.
- Bristol, Helen Moore. Helen Moore Bristol papers.
- Bristol, Mark L. (Mark Lambert), 1868-1939. Mark L. Bristol papers, 1882-1939.
- Brode, Wallace R. (Wallace Reed), 1900-1974. Wallace R. Brode map collection. (2)
- Brode, Wallace R. (Wallace Reed), 1900-1974. Wallace R. Brode papers.
- Brode, Wallace R. (Wallace Reed), 1900-1974. Wallace R. Brode papers, 1901-1974.
- Bronislava Nijinska collection, circa 1740-1996.
- Bronson M. Cutting papers, 1890-1950.
- Brooks, Charlotte, 1918-1998. Charlotte Brooks papers. 1831-1999.
- Brooks family. Kendrick-Brooks family papers, 1831-2000.
- Brown, Dorothy Purdy, 1908-2010. Dorothy Purdy Brown papers.
- Brown, Orie O. Orie O. Brown papers. 1891-1893.
- Brown, Ray Eber, 1892-1962. Ray Eber Brown papers, 1915-1962.
- Browne, Charles Albert, 1870-1947. Charles Albert Browne papers, 1783-1947.
- Brownson, Willard H. (Willard Herbert), 1845-1935. Willard H. Brownson papers, 1859-1932.
- Bruce, Eugene S. (Eugene Sewell), 1860-1920. Eugene S. Bruce papers.
- Bruce Rogers materials, 1200-1957.
- Brundage, Percival Flack, 1892-1979. Percival Flack Brundage papers, 1918-1979.
- Brunswick, Ruth Mack. Ruth Mack Brunswick papers, 1921-1943.
- Bryson B. Rash papers, 1918-1992.
- Bryson, Lyman, 1888-1959. Lyman Bryson papers, 1893-1978.
- Buchman, Frank, 1878-1961. Frank Buchman papers. 1873-1966.
- Buck, Dudley, 1839-1909. Dudley Buck papers, 1861-1939.
- Buck, Solon J. (Solon Justus), 1884-1962. Solon J. Buck papers, 1778-1962.
- Bucke, Richard Maurice, 1837-1902. Richard Maurice Bucke papers.
- Buckman, Rilma Oxley, 1915-2015. Rilma Oxley Buckman papers, 1885-2015.
- Buell, Raymond Leslie, 1896-1946. Raymond Leslie Buell papers, 1915-1981.
- Building and Grounds Division series, Library of Congress archives, 1871-1954.
- Bullard, Robert Lee, 1861-1947. Robert Lee Bullard papers, 1881-1955.
- Burbank, Luther, 1849-1926. Luther Burbank papers, 1830-1989.
- Bureau of Motion Pictures evaluation sheets from the OWI papers collection.
- Burl Ives collection, 1919-1965.
- Burleson, Albert Sidney, 1863-1937. Albert Sidney Burleson papers, 1845-1943.
- Burlingham, Dorothy T. Dorothy T. Burlingham papers.
- Burnett, Edmund Cody, 1864-1949. Edmund Cody Burnett papers, 1765-1967.
- Burnett, Frances Hawks Cameron. Frances Hawks Cameron Burnett papers, 1818-1936.
- Burroughs, John, 1837-1921. Clara Barrus and John Burroughs papers. 1877-1981.
- Burroughs, Nannie Helen, 1879-1961. Nannie Helen Burroughs papers, 1900-1963.
- Burton, Effie. Effie Burton radio script collection, 1938-1941.
- Burton Egbert Stevenson papers, 1900-1951.
- Burton, Harold H. (Harold Hitz), 1888-1964. Harold H. Burton papers, 1792-1965.
- Burton Kline papers, 1896-1954.
- Burton Lane papers, 1915-2012.
- Burwell, Charles Lee, 1917- Charles Lee Burwell collection of materials related to World War II.
- Busby, William L., -1919 William L. Busby papers.
- Bush, Vannevar, 1890-1974. Vannevar Bush papers, 1901-1974.
- Butterfield, Kenyon L. (Kenyon Leech), 1868-1935. Kenyon L. Butterfield papers, 1889-1970.
- Butterworth, Jack L. Jack Butterworth collection of silent film cues, 1917-1929.
- B.W. Huebsch papers, 1893-1964.
- Byron S. Miller papers, 1941-1946.
C
- C. Hart Merriam papers, 1864-1938.
- Cain, Elina Sjöstedt Tyszecka. Elina Sjöstedt Tyszecka Cain papers.
- Cain, James M. (James Mallahan), 1892-1977. James M. Cain papers, 1901-2004.
- Cairns, Huntington, 1904-1985. Huntington Cairns papers, 1780-1984.
- Callahan, John F., 1886-1948. John F. Callahan papers, 1917-1963.
- Callan, John Lansing, 1886-1958. John Lansing Callan papers, 1907-1956.
- Calvin Coolidge papers, 1915-1932.
- Cameron family. Miles-Cameron families correspondence, 1661-1956.
- Cameron family papers.
- Campbell, Charles Francis Faulkner, 1876- Charles Francis Faulkner Campbell papers.
- Campbell family. Campbell-Preston-Floyd families papers, 1741-1931.
- Campbell family papers.
- Campbell, Francis Joseph, Sir, 1834-1914. Sir Francis Joseph Campbell papers, 1870-1935.
- Campbell, George A. (George Ashley), 1870-1954. George A. Campbell papers.
- Campbell-Preston-Floyd families papers, 1741-1931.
- Campbell, Sophia Faulkner. Sophia Faulkner Campbell papers.
- Campbell, William S. (William Shaw), 1818-1904. William S. Campbell papers.
- Canal Zone Library-Museum. Canal Zone Library-Museum Panama Collection, 1804-1977.
- Canal Zone Library-Museum Panama Collection, 1804-1977.
- Cannon, Robert E. Biographical sketch of Wendell Eugene Cannon.
- Cannon, Wendell Eugene, 1905-1983. Wendell Eugene Cannon papers, 1925-2018.
- Capek, Thomas, 1861-1950. Thomas Capek collection of materials relating to Czechoslovakia and Czech Americans, 1619-1953.
- Caperton, William Banks, 1855-1941. William Banks Caperton papers, 1873-1939.
- Capote, Truman, 1924-1984. Truman Capote papers, 1947-1965.
- Captain Pearl R. Nye collection, 1937-1944.
- Cardozo family. Francis Lewis Cardozo family papers, 1864-1968.
- Cardozo, Francis Lewis, 1836-1903. Francis Lewis Cardozo family papers, 1864-1968.
- Carl Brent Swisher collection of research material relating to Roger Brooke Taney, 1836-1962.
- Carl Brent Swisher papers.
- Carl Conrad Loth papers, 1896-1967.
- Carl Eckart papers, 1921-1973.
- Carl Harms papers, 1940-1946.
- Carl Koller papers, 1866-1988.
- Carl Schurz Vrooman papers, 1872-1975.
- Carl Spaatz papers, 1910-1981.
- Carl W. Ackerman papers, 1833-1970.
- Carlisle, Horace Callaway, 1871-1957. Horace Callaway Carlisle poems, 1900-1956.
- Carlton E. Morse script collection, 1939-1952.
- Carol Olive Haley collection, 1944-1958, 2014 March 18.
- Carpenter collection, 1891-1961.
- Carpenter, Fred W., 1873 or 1874-1957 Fred W. Carpenter papers.
- Carpenter, James Madison, 1888-1983. James Madison Carpenter collection, 1928-1987.
- Carpenter, John Alden, 1876-1951. John Alden Carpenter collection, 1891-1961.
- Carr, Wilbur J. (Wilbur John), 1870-1942. Wilbur J. Carr papers, 1892-1942.
- Carrie Jacobs-Bond collection, circa 1896-circa 1944.
- Carroll, Raymond G., 1876?-1943. Raymond G. Carroll papers, 1905-1944.
- Carroll, Wallace, 1906-2002. Wallace Carroll papers, 1941-1989.
- Carson, Gerald. Gerald Carson papers, 1854-1989.
- Carter, Clarence Edwin, 1881-1961. Clarence Edwin Carter papers, 1761-1961.
- Carter, Elliott, 1908-2012. Elliott Carter music manuscripts and other papers, 1933-1971.
- Carter Godwin Woodson papers, 1736-1974.
- Carter, Isabel Gordon, 1897- Isabel Gordon Carter collection, 1921-1942.
- Carter, Lucy Grymes Lee, 1786-1860. Lucy Grymes Lee Carter papers.
- Carter, W. Beverly (William Beverly), 1921-1982. W. Beverly Carter papers, 1924-1997.
- Carvo, S. R. S. R. Carvo World War II map collection.
- Cass Gilbert papers, 1841-1961.
- Cassirer Bernfeld, Suzanne. Suzanne Cassirer Bernfeld papers.
- Castelnuovo-Tedesco, Mario, 1895-1968. Mario Castelnuovo-Tedesco papers, 1822-1998.
- Castro, José María, 1892-1964. José María Castro papers, 1907-2001.
- Catherine Drinker Bowen papers, 1793-1980.
- Cattell, James McKeen, 1860-1944. James McKeen Cattell papers, 1835-1948.
- Cecil, Robert Edgar, 1906-1961. Robert Edgar Cecil papers, 1942-1945.
- Celler, Emanuel, 1888-1981. Emanuel Celler papers, 1924-1973.
- Cerise C. Jack papers relating to the Sacco and Vanzetti case, circa 1921-1999.
- Cesi Kellinger collection of dance materials, 1842-1994.
- Cesi Kellinger dance collection.
- Chamberlain, Eugene Tyler, 1856-1929. Eugene Tyler Chamberlain collection relating to French orphans of World War I, 1916-1927.
- Chamberlin, Jo Hubbard, 1905-1998. Jo Hubbard Chamberlin papers.
- Champion, Marge. Marge Champion collection, 1897-2014.
- Chancellor, William Estabrook, 1867-1963. Warren Gamaliel Harding: president of the United States; a review of facts collected from anthropological, historical, and political researches. 1922.
- Chandler P. Anderson papers, 1894-1953.
- Chapin, Katherine Garrison, 1890-1977. Katherine Garrison Chapin papers, 1930-1972.
- Charity Adams Earley papers, 1928-2002.
- Charl Ormond Williams papers, 1924-1959.
- Charles A. Lindbergh Spirit of St. Louis collection, 1927-1969.
- Charles A. Lockwood papers, 1904-1967.
- Charles Albert Browne papers, 1783-1947.
- Charles B. McVay Jr. papers, 1896-1950.
- Charles B. Peterson III road map collection, 1911-2007.
- Charles C. Marshall papers, 1886-1968.
- Charles E. Bohlen papers, 1862-1978.
- Charles E. Feinberg collection. (3)
- Charles Edward Russell papers, 1864-1941.
- Charles Evans Hughes papers, 1836-1950.
- Charles Fahy papers, 1857-1985.
- Charles Habib Malik papers, 1888-1994.
- Charles Henry Brent papers, 1860-1991.
- Charles Henry Fromuth papers, 1884-1937.
- Charles Herzfeld papers, 1892-2014.
- Charles Julius Allen and Grace Elizabeth Allen papers, 1865-1976.
- Charles Julius Allen papers.
- Charles L. Scott papers, 1940-1945.
- Charles Lee Burwell collection of materials related to World War II.
- Charles Linza McNary papers, 1921-1944.
- Charles M. Goodman architectural archive.
- Charles M. Goodman papers, 1932-2003.
- Charles Maccubbin papers, circa 1945-1988.
- Charles Mason Remey family papers, 1778-1949.
- Charles Miller collection of music manuscripts, 1924-1945.
- Charles Monroe Dickinson papers, 1897-1923.
- Charles Moore papers, 1848-1944.
- Charles N. Elliot collection, 1873-1951.
- Charles N. Elliot papers.
- Charles O'Neil papers, 1833-1927.
- Charles Oscar Maas map collection, 1920-1997.
- Charles P. Taft papers, 1816-1983.
- Charles Pelot Summerall map collection.
- Charles Perley Smith papers, 1920-1946.
- Charles Russell Train papers, 1898-1967.
- Charles S. Hamlin papers, 1869-1968.
- Charles Schuveldt Dewey papers, 1924-1933.
- Charles Tournemire collection, circa 1868-1962.
- Charles W. Hack papers, circa 1800-1926.
- Charles W. Sirch papers, 1878-1935.
- Charles Warren papers, 1874-1954.
- Charles Withers papers, 1917-1942.
- Charlie Barnet collection, 1939-1949.
- Charlie Barnet collection of big band arrangements, 1939-1949.
- Chase, Emma Lester, 1885- Emma Lester Chase papers.
- Chase, Lewis Nathaniel, 1873-1937. Lewis Nathaniel Chase papers, 1836-1947.
- Chase, Pearl-Adell, 1872-1955. Pearl-Adell Chase papers.
- Chase, Stuart, 1888-1985. Stuart Chase papers, 1907-1978.
- Chauncy, Elnathan, 1724-1796. Elnathan Chauncy sermons.
- Chazin-Bennahum, Judith. Judith Chazin-Bennahum photograph collection relating to Antony Tudor, 1932-1971.
- Chenoweth, Vida. Vida Chenoweth collection, circa 1940-2000.
- Child, Warren G. (Warren Gerald), 1883-1938. Warren G. Child papers, 1907-1942.
- Children's Crusade for Children. Children's Crusade for Children records, 1939-1940.
- Children's Crusade for Children records, 1939-1940.
- Chisholm, Hugh, 1913-1972. Hugh Chisholm papers, 1917-1993.
- Chittick, Elizabeth, 1908-2009. Elizabeth Chittick papers.
- Chosŏn Sangsa Chusik Hoesa. Chosŏn Sangsa Chusik Hoesa collection, 1947-1950.
- Chosŏn Sangsa Chusik Hoesa collection, 1947-1950.
- Christiancy and Pickett families papers, 1835-1998.
- Christiancy family. Christiancy and Pickett families papers, 1835-1998.
- Christiancy family papers.
- Christiancy, Henry Clay, 1841-1925. Henry Clay Christiancy papers.
- Christiancy, James Isaac, 1843-1899. James Isaac Christiancy papers.
- Christie, Ralph W. (Ralph Waldo), 1893-1987. Ralph W. Christie papers, 1941-1945.
- Christlieb, Don. Don Christlieb photographs, 1940s-1980s.
- Christopher Dodrill collection on John Philip Sousa, 1876-1992.
- Christopher Dodrill - John Philip Sousa papers, 1876-1992.
- Ciano, Galeazzo, conte, 1903-1944. Conte Galeazzo Ciano diaries and related material, 1939-1946.
- Citizens' Joint Committee on National Representation for the District of Columbia. Citizens' Joint Committee on National Representation for the District of Columbia records, 1926-1961.
- Citizens' Joint Committee on National Representation for the District of Columbia records, 1926-1961.
- City University of New York. City College. Social Dynamics Research Institute. Social Dynamics Research Institute records. 1954-1968.
- Claire Sifton papers.
- Clapp, Asa, 1762-1848. Asa Clapp papers.
- Clapp, Asa W. H. (Asa William Henry), 1805-1891. Asa William Henry Clapp papers.
- Clapp, Charles Q., 1799-1868. Charles Q. Clapp papers.
- Clapp family. Clapp family papers, 1789-1935.
- Clapp family papers, 1789-1935.
- Clapp, Mary Jane Emerson, 1835-1922. Mary Jane Emerson Clapp papers.
- Clapp, Verner W. (Verner Warren), 1901-1972. Verner W. Clapp papers, 1901-1994.
- Clapper, Raymond, 1892-1944. Raymond Clapper papers, 1908-1962.
- Clara Barrus and John Burroughs papers, 1877-1981.
- Clara Barrus papers.
- Clare Boothe Luce papers, 1862-1997.
- Clarence Darrow papers, 1894-1941.
- Clarence Edward Mulford papers, 1921-1936.
- Clarence Edwin Carter papers, 1761-1961.
- Clarence F. Smith map collection.
- Clarence K. Streit papers, 1838-2000.
- Clark, Edward Tracy, 1878-1935. Edward Tracy Clark papers, 1923-1935.
- Clark, John T., 1883-1949. John T. Clark papers. 1921-1923.
- Clark, Kenneth Bancroft, 1914-2005. Kenneth Bancroft Clark papers, 1897-2003.
- Clark M. Clifford papers, 1883-1999.
- Clark, Peggy, 1915-1996. Peggy Clark papers, 1880-1997.
- Clark, Phipps, Clark, and Harris. Clark, Phipps, Clark, and Harris records. 1938-1994.
- Clark, Victor S. (Victor Selden), 1868-1946. Victor S. Clark papers, 1827-1944.
- Clarke-Smith, Linda. Rebekah Crawford and Linda Clarke-Smith papers. 1715-1929.
- Claude Charles Bloch papers, 1926-1945.
- Claude Elwood Shannon papers, 1932-1995.
- Cleland, T. M. (Thomas Maitland), 1880-1964. T.M. Cleland papers, 1880-1964.
- Clemens, Cyril, 1902-1999. Cyril Clemens collection, 1686-1982.
- Clifford, Clark M., 1906-1998. Clark M. Clifford papers, 1883-1999.
- Clifford Kennedy Berryman papers, 1814-1965.
- Clift, Robert. Robert Clift World War II map and papers collection.
- Clinton Joseph Davisson papers, 1908-1962.
- Clinton Presba Anderson papers, 1938-1973.
- Clippings from the Bob Fosse and Gwen Verdon collection, 1949-1987.
- Coahoma County, Mississippi, field project, 1941-1942.
- Cobb, Edith, 1895-1977. Edith Cobb papers.
- Coblentz, William W. (William Weber), 1873-1962. William W. Coblentz papers, 1883-1960.
- Coburn dance program collection.
- Coburn, Herbert H., 1917-2001. Herbert H. Coburn dance program collection, 1934-1988.
- Cogan, Edwad J. (Edward Joseph), 1918-2001. Edward Cogan correspondence, 1935-1941.
- Cohen, Benjamin V. Benjamin V. Cohen papers, 1902-1983.
- Cohen, John, 1932-2019. John Cohen collection, circa 1939-2019.
- Colbert, John W. (John William), 1880-1965. John W. Colbert papers, 1895-1966.
- Colby, Bainbridge, 1869-1950. Bainbridge Colby papers, 1863-1950.
- Cole, Miriam. Miriam Cole papers, 1923-1997.
- Cole Porter collection, 1912-1957.
- Coleman, Susannah Armstrong. Susannah Armstrong Coleman collection, 1912-1953.
- Collins, Fletcher, Jr., 1906-2005. Fletcher Collins Jr. collection, 1935-1944.
- Collins, Ross A. (Ross Alexander), 1880-1968. Ross A. Collins papers, 1906-1967.
- Colm, Gerhard, 1897-1968. Gerhard Colm papers, 1935-1968.
- Columbia Broadcasting System, Inc. Columbia Broadcasting System radio scripts, 1929-1960.
- Columbia Broadcasting System radio scripts, 1929-1960.
- Colwell, Larry. Larry Colwell dance photographs, 1944-1966.
- Comer, Lucretia Garfield, 1894-1968. Lucretia Garfield Comer papers.
- Commander Royal Lovell collection, 1944.
- Commoner, Barry, 1917-2012. Barry Commoner papers, 1915-2009.
- Congressional Union for Woman Suffrage (U.S.). Congressional Union for Woman Suffrage records.
- Conkling, William H., 1858-1939. William H. Conkling papers, 1864-1976.
- Connally, Tom, 1877-1963. Tom Connally papers, 1896-1952.
- Connelly family. Ham, Connelly, Parks, and Snodgrass families papers, 1870-2018.
- Connelly family papers.
- Connor, Jeannette Thurber, 1872-1927. Jeannette Thurber Connor collection of Floridiana, 1570-1927.
- Conservatoire américain de Fontainebleau. American Conservatory at Fontainebleau records, 1922-2024.
- Constant, Maurice. Maurice Constant photographic portraits of Allied military and political leaders.
- Consultants and Fellows series, Library of Congress archives, 1917-1973.
- Conte Galeazzo Ciano diaries and related material, 1939-1946.
- Conte Galeazzo Ciano papers.
- Cook, Alice Carter, 1868- Alice Carter Cook papers.
- Cook, Frederick Albert, 1865-1940. Frederick Albert Cook papers, 1881-1977.
- Cook, O. F. (Orator Fuller), 1867-1949. Orator F. Cook papers.
- Cook, Robert C. (Robert Carter), 1898-1991. Robert C. Cook papers, 1882-1992.
- Coolidge, Calvin, 1872-1933. Calvin Coolidge papers, 1915-1932.
- Coolidge, Elizabeth Sprague, 1864-1953. Elizabeth Sprague Coolidge Foundation collection, 1894-1953.
- Coolidge family. Coolidge-Pollard families papers, 1818-2015.
- Coolidge family papers.
- Coolidge-Pollard families papers, 1818-2015.
- Cooper Curtice papers, 1822-1953.
- Cooperative Recreation Service collection.
- Copeland railroad survey collection.
- Copland, Aaron, 1900-1990. Aaron Copland collection, 1841-1991.
- Copland collection, 1841-1991.
- Copyright Deposits: Class KFO.
- Corbin, Hannah Lee, 1728-1782. Hannah Lee Corbin papers.
- Cordell Hull papers, 1908-1956.
- Corey, Herbert, 1872-1954. Herbert Corey papers, 1847-1954.
- Cornelia Bryce Pinchot papers, 1899-1960.
- Cornell H. Mayer papers, 1940-2005.
- Correspondence and other materials relating to the Hill Billy Boys and the Major Bowes Amateur Hour.
- Correspondence from the Elizabeth Sprague Coolidge Foundation collection, 1894-1953.
- Cottrell, Frederick Gardner, 1877-1948. Frederick Gardner Cottrell papers, 1896-1951.
- Courtney Letts de Espil papers, 1925-1994.
- Couzens, James, 1872-1936. James Couzens papers, 1903-1940.
- Covarrubias, Miguel, 1904-1957. Miguel Covarrubias papers, 1871-1948.
- Cowell, Henry, 1897-1965. Henry Cowell music manuscripts, 1909-1965.
- Cowell, Sidney Robertson, 1903-1995. Sidney Robertson Cowell collection, 1901-1992.
- Cowell, Sidney Robertson, 1903-1995. W.P.A. California Folk Music Project collection, 1936-1991.
- Craft, Robert. Igor Stravinsky / Robert Craft collection. 1912-1966.
- Craig, May, 1889?-1975. May Craig papers, 1929-1975.
- Craven, Thomas T. (Thomas Tingey), 1873-1950. Thomas T. Craven papers, 1842-1969.
- Crawford, Rebekah, 1845-1934. Rebekah Crawford and Linda Clarke-Smith papers, 1715-1929.
- Crawford, Richard, 1738-1798. Richard Crawford account and ledger books. 1753-1830.
- Creel, George, 1876-1953. George Creel papers, 1857-1953.
- Cresson, Margaret French, 1889-1973. Margaret French Cresson papers. 1915-1962.
- Crocker, Edward S., II, 1896-1968. Edward S. Crocker II and Lispenard Seabury Crocker papers, 1892-2003.
- Crocker, Lispenard Seabury, 1902-1984. Edward S. Crocker II and Lispenard Seabury Crocker papers.
- Cronkite, Walter. Walter Cronkite papers.
- Cronyn, Hume. Hume Cronyn and Jessica Tandy papers, 1885-2007.
- Crosby, Oscar Terry, 1861-1947. Oscar Terry Crosby papers, 1878-1947.
- Cross, Julia Vincent. Julia Vincent Cross papers, 1854-1991.
- C.S. Draper papers, 1773-1978.
- Cui, César, 1835-1918. Syn mandarina.
- Culbertson, William Smith, 1884-1966. William Smith Culbertson papers, 1897-1965.
- Cummings, Homer S. (Homer Stillé), 1870-1956. Homer S. Cummings speeches.
- Cuno Hugo Rudolph papers.
- Cuno Hugo Rudolph scrapbooks, 1910-1929.
- Curtice, Cooper, 1856-1939. Cooper Curtice papers, 1822-1953.
- Curtis E. LeMay papers, 1918-1969.
- Curtis, Joseph O. Joseph O. Curtis papers.
- Curtis L. Malaney papers, 1923-1989.
- Cushing, Leonard F., 1901-1962. Leonard F. Cushing papers, 1794-1959.
- Custer, Benjamin S. (Benjamin Scott), 1905-2002. Benjamin S. Custer papers, 1912-2000.
- Cutting, Bronson M., 1888-1935. Bronson M. Cutting papers, 1890-1950.
- Cutts family. Cutts family papers, 1755-1957.
- Cutts family papers, 1755-1957.
- Cyril Clemens collection, 1686-1982.
- Cyril Clemens papers.
- Cyrilla Barr research materials on Elizabeth Sprague Coolidge, 1864-2000.
D
- Damrosch, Frank, 1859-1937. Damrosch - Tee Van Collection. 1856-1969.
- Damrosch, Leopold, 1832-1885. Damrosch - Tee Van collection, 1856-1969.
- Damrosch - Tee Van collection, 1856-1969.
- Dan Golenpaul papers, 1934-1981.
- Dana Suesse papers, 1860-2016.
- Dance notation collection, 1893-1981.
- Dance notation copyright deposits.
- Daniel Carter Beard papers, 1798-1941.
- Daniel Chester French papers, circa 1848-1968.
- Daniel F. Margolies papers, 1935-1999.
- Daniel Guggenheim Fund for the Promotion of Aeronautics. Daniel Guggenheim Fund for the Promotion of Aeronautics records, 1925-1943.
- Daniel Guggenheim Fund for the Promotion of Aeronautics records, 1925-1943.
- Daniel Hoffman papers, 1918-2012.
- Daniel J. Boorstin papers, 1882-2004.
- Daniel, Oliver. Oliver Daniel papers, 1759-1997.
- Daniel Schorr papers, 1922-2010.
- Danilova, Alexandra, 1907-1997. Alexandra Danilova collection, 1920-2000.
- Danny Kaye and Sylvia Fine collection, 1913-1992.
- Darrow, Clarence, 1857-1938. Clarence Darrow papers, 1894-1941.
- Dartigue, Jean Joseph Maurice, 1903-1983. Jean Joseph Maurice Dartigue papers, 1941-1945.
- Dave Breger papers, 1915-2020.
- Davenport, Marcia, 1903-1996. Marcia Davenport papers, 1929-1970.
- Davenport, Russell W. (Russell Wheeler), 1899-1954. Russell Wheeler Davenport papers, 1866-1980.
- David Atlee Phillips papers, 1929-1989.
- David B. Quinn papers, 1109-1994.
- David C. Mearns papers, 1830-1979.
- David Diamond papers, 1915-2003.
- David E. Finley papers, 1921-1977.
- David Foote Sellers papers, 1860-1949.
- David Ginsburg papers, 1919-2007.
- David Herbert Lawrence papers.
- David Homer Bates papers, 1837-1926.
- David Kogan papers, 1941-2002.
- David L. Quaid World War II map collection.
- David L. Quaid World War Two map collection.
- David Maydole Matteson papers, 1876-1937.
- David Ogilvy papers, 1935-1966.
- David Oppenheim papers, 1910-2004.
- David Rapaport papers, 1911-1997.
- David Recht nautical chart collection.
- Davidson, Gustav, 1895-1971. Gustav Davidson papers, 1909-1992.
- Davidson, Jo, 1883-1952. Jo Davidson papers, 1906-1952.
- Davies, Joseph Edward. Joseph Edward Davies papers, 1860-1958.
- Davis, Elmer Holmes, 1890-1958. Elmer Holmes Davis papers, 1865-1957.
- Davis, James J. (James John), 1873-1947. James J. Davis papers, 1895-1946.
- Davis, Norman H. (Norman Hezekiah), 1878-1944. Norman H. Davis papers, 1898-1979.
- Davis, Roy Tasco, 1889-1975. Roy Tasco Davis papers, 1886-1960.
- Davis, William H. (Archivist). The William H. Davis family film collection, 1928-1982.
- Davisson, Clinton Joseph, 1881-1958. Clinton Joseph Davisson papers, 1908-1962.
- Day, F. Holland (Fred Holland), 1864-1933. F. Holland Day papers, 1793-2010.
- De Forest, Lee, 1873-1961. Lee de Forest papers, 1884-1955.
- De Jagers, Dorothy. Dorothy de Jagers papers.
- De Mille, Agnes. Fall River legend.
- Deane, Ruthven 1851-1934. Ruthven Deane bookplate collection.
- Decatur, Stephen, 1779-1820. Stephen Decatur papers.
- Declaration of Independence collection, 1776-1942.
- Deisch, Noel, 1892-1978. Noel Deisch papers, 1910-1937.
- Delano, Jack, 1914-1997. Jack Delano papers, 1927-1995.
- DeMartino, Manfred F. Manfred F. DeMartino collection of CBS radio scripts, 1943-1945.
- Deming, W. Edwards (William Edwards), 1900-1993. W. Edwards Deming papers, 1795-1994.
- Denishawn Dancers. Denishawn legacy collection, 1906-2019.
- Denishawn legacy collection, 1906-2019.
- Denishawn School of Dancing. Grace McCrea papers relating to Denishawn. 1913-1969.
- Denker, Henry. Henry Denker papers, 1929-2009.
- Dennett, Tyler, 1883-1949. Tyler Dennett collection relating to John Hay, 1861-1937.
- Denny, Diana, 1923-2015. Diana Denny caricature and illustration drawings collection.
- Densmore, Frances, 1867-1957. Frances Densmore papers, 1883-1957.
- Dern, George Henry, 1872-1936. George Henry Dern papers, 1933-1936.
- Desha, Mary, 1850-1911. Mary Desha papers.
- Deuel, Wallace Rankin, 1905-1974. Wallace Rankin Deuel papers, 1905-1971.
- Deuss, Edward L. (Edward Louis), 1897-1976. Edward L. Deuss papers, 1830-1976.
- Dewey, Charles Schuveldt, 1880-1980. Charles Schuveldt Dewey papers, 1924-1933.
- Dewey, George, 1837-1917. George Dewey map collection.
- Dewey, George, 1837-1917. George Dewey papers, 1805-1949.
- Dewey, Mildred McLean Hazen, 1850-1931. Mildred McLean Hazen Dewey papers.
- Deyo, Morton L. (Morton Lyndholm), 1887-1973. Morton L. Deyo papers.
- Deyo, Morton L. (Morton Lyndholm), 1887-1973. Morton L. Deyo papers, 1911-1981.
- Deyo, Morton L. (Morton Lyndholm), 1887-1973. Morton L. Deyo World War II map collection. (2)
- D.H. Lawrence correspondence, notes, and photographs, 1921-1930.
- D.H. Lawrence papers.
- Diaghilev, Serge, 1872-1929. Serge Lifar collection on Serge Diaghilev, 1750-1950.
- Diamond, David, 1915-2005. David Diamond papers, 1915-2003.
- Diana Denny caricature and illustration drawings collection.
- Dickerson, Edward E., 1831-1914. Edward E. Dickerson papers, 1861-1991.
- Dickerson, Wilton H. Biographical sketch of Edward E. Dickerson.
- Dickinson, Charles Monroe, 1842-1924. Charles Monroe Dickinson papers, 1897-1923.
- Diroca World War 2 map collection.
- Diroca World War II map collection.
- Discoteca Oneyda Alvarenga (Centro Cultural São Paulo). Discoteca Pública Municipal de São Paulo collection, 1937-1943.
- Discoteca Pública Municipal de São Paulo collection, 1937-1943.
- District of Columbia Woman Suffrage Association. District of Columbia Woman Suffrage Association records.
- Dmitriĭ Antonovich Volkogonov papers, 1887-1995.
- Dock, Lavinia L., 1858-1956. Lavinia L. Dock papers, 1908-1949.
- Dock, Mira Lloyd, 1853-1945. Mira Lloyd Dock papers, 1814-1951.
- Dodd, William E. (William Edward), 1869-1940. William Edward Dodd papers, 1895-1955.
- Don Christlieb photographs, 1940s-1980s.
- Don Gillis music manuscripts, 1934-1976.
- Don Walker collection, 1932-1984.
- Donald D. Walker papers, 1926-1987.
- Donald Friede papers, 1919-1980.
- Donald H. Drayer architectural drawing archive.
- Donald H. Drayer archive.
- Donald J. MacDonald papers, 1930-1997.
- Donald L. Atwell Papers.
- Donald T. Giles papers, 1926-1982.
- Donald Wilson papers, 1910-1979.
- Donnan, Elizabeth, 1883-1955. Elizabeth Donnan papers.
- Doolittle, James Harold, 1896-1993. James Harold Doolittle papers, 1919-1990.
- Dora Hartmann papers.
- Doriot, Georges F. (Georges Frederic), 1899-1987. Georges F. Doriot papers, 1917-1985.
- Doris J. Watson collection 1939-1946.
- Dorothea Dix Lawrence collection, 1856-1980.
- Dorothy G. Wayman papers, 1862-1971.
- Dorothy Slepian Packer collection of correspondence, circa 1946.
- Dorothy Slepian Packer correspondence, 1945-1948.
- Dorsett, Edward Lee, 1883- Edward Lee Dorsett naval historical collection, 1814-1926.
- Dorsey William Hyde papers, 1757-1955.
- Doubleday & Company, Inc. Ken McCormick collection of Doubleday and Company, inc., records. 1882-1992.
- Doubleday and Company, inc., records.
- Douglas Southall Freeman papers, 1900-1979.
- Douglas, William O. (William Orville), 1898-1980. William O. Douglas papers, 1801-1980.
- Doysié, Abel, 1886-1973. Abel Doysié papers, 1910-1967.
- Drake, Alfred, 1914-1992. Alfred Drake papers, 1892-2004.
- Draper, C. S. (Charles Stark). C.S. Draper papers, 1773-1978.
- Draper, Ernest Gallaudet, 1885-1954. Ernest Gallaudet Draper papers, circa 1919-1955.
- Draper, Martha Washington Stark. Martha Washington Stark Draper papers.
- Drayer architectural drawing archive (Library of Congress).
- Drayer collection.
- Drayer, Donald H. (Donald Hudson), 1909-1973. Drayer architectural drawing archive (Library of Congress).
- Dreikurs, Rudolf, 1897-1972. Individual psychology bulletin.
- Dreikurs, Rudolf, 1897-1972. Rudolf Dreikurs papers, 1911-1975.
- Driver, William M., -1943 William M. Driver papers.
- Du Mont, Allen B. (Allen Balcom), 1901-1965. Allen B. Du Mont papers.
- Du Mont Laboratories. Du Mont Laboratories records, 1930-1960.
- Du Mont Laboratories records, 1930-1960.
- Du Pont, Jean Kane Foulke, 1891-1985. Jean Kane Foulke Du Pont papers.
- Du Pont, Marcella Miller. Marcella Miller du Pont papers, 1861-1976.
- Dudley Buck papers, 1861-1939.
- Dudley, Jane. Jane Dudley papers, 1909-2001.
- Dudley Wright Knox papers, 1864-1950.
- Dudman, Richard, 1918-2017. Richard Dudman papers, 1911-2014.
- Duke, Vernon, 1903-1969. Vernon Duke collection, 1918-1968.
- Dumont, Henry, 1878-1942. Henry Dumont and Nina Webster Dumont papers, 1905-1943.
- Dumont, Nina Webster, 1887-1953. Henry Dumont and Nina Webster Dumont papers. 1905-1943.
- Dunham, Katherine. Katherine Dunham collection, 1920-2006.
- Dunn, Lucius C. (Lucius Claude), 1885-1963. Lucius C. Dunn papers, 1902-1957.
- Dunston, Gatewood W. Gatewood W. Dunston collection relating to William Surrey Hart, 1914-1955.
- Dwight D. Eisenhower papers, 1944-1969.
- Dyer, George C. (George Carroll), 1898-1987. George C. Dyer papers, 1898-1988.
E
- E. Alexander Powell papers, 1893-1957.
- E. Barrett Prettyman papers, 1901-1971.
- E. Jerome O'Connor architectural drawing archive.
- E. Jerome O'Connor archive.
- E.A. Goldenweiser papers, 1911-1952.
- Eaker, Ira, 1896-1987. Ira Eaker papers.
- Eaker, Ira, 1896-1987. Ira Eaker papers, 1917-1989.
- Eames, Charles. Eames Collection (Library of Congress).
- Eames Collection slides.
- Eames, Ray. Eames Collection (Library of Congress).
- Earl, Ralph, 1751-1801. Ralph Earl papers. 1815-1839.
- Earle H. Kincaid papers, 1917-1972.
- Earley, Charity Adams, 1918-2002. Charity Adams Earley papers, 1928-2002.
- Early, Jubal Anderson, 1816-1894. Jubal Anderson Early papers, 1829-1930.
- Eastham, Melville, 1885-1964. Melville Eastham papers, 1908-1973.
- Eckart, Carl, 1902-1973. Carl Eckart papers, 1921-1973.
- Eddie Rickenbacker papers, 1915-1973.
- Edgar Ansel Mowrer and Lilian T. Mowrer papers, 1898-1978.
- Edgar Ansel Mowrer papers.
- Edgar D. Andrews collection 1917-1974.
- Edgar Kobak papers, 1916-1966.
- Edgerton, Henry White, 1888-1970. Henry White Edgerton papers, 1910-1970.
- Edison sheet music collection, 1830-1958.
- Edith Benham Helm papers, 1915-1961.
- Edith Bolling Galt Wilson papers, 1833-1961.
- Edith Jacobson papers, 1922-1977.
- Edith M. Ronne papers.
- Edmund Bergler papers, 1943-1978.
- Edmund Cody Burnett papers, 1765-1967.
- Edna St. Vincent Millay collection, 1919-2001.
- Edna St. Vincent Millay papers, 1830-2013.
- Edoardo Weiss papers, 1919-1970.
- Edson, Merritt Austin, 1897-1955. Merritt Austin Edson papers, 1905-2000.
- Edward and Clara Steuermann collection, 1922-1981.
- Edward Cogan correspondence, 1935-1941.
- Edward E. Dickerson papers, 1861-1991.
- Edward Ellsberg papers, 1891-2008.
- Edward Everett Hayden family papers, 1817-1963.
- Edward Goodrich Acheson papers, 1872-1968.
- Edward L. Bernays papers, 1777-1994.
- Edward L. Deuss papers, 1830-1976.
- Edward L. Thorndike papers, 1900-1938.
- Edward Lee Dorsett naval historical collection, 1814-1926.
- Edward Lee Thorndike papers.
- Edward Lindley Bowles papers, 1869-1990.
- Edward Louis Deuss papers.
- Edward MacDowell Association. Edward MacDowell Association records. (2)
- Edward N. Lorenz papers, circa 1895-2009.
- Edward Otto Tabor papers, 1918-1948.
- Edward S. Crocker II and Lispenard Seabury Crocker papers, 1892-2003.
- Edward S. Crocker II papers.
- Edward Tracy Clark papers, 1923-1935.
- Edward W. Washburn family papers, 1817-1934.
- Edwards, Benjamin K. Benjamin K. Edwards collection.
- Edwards, Peg. W. Dean Edwards collection, 1946-2002.
- Edwards, W. Dean, 1927-2005. W. Dean Edwards collection, 1946-2002.
- Edwin A. Halsey papers, 1930-1946.
- Edwin Arlington Robinson papers, 1913-1940.
- Edwin Bickford Hooper papers, 1842-1986.
- Edwin Markham papers, circa 1893-1937.
- Edwin P. Kilroe papers, 1929-1950.
- Edwin Swillinger papers, 1945-2021.
- Effie Burton radio script collection, 1938-1941.
- E.H. Vestine papers, 1932-1968.
- Einstein, Albert, 1879-1955. Albert Einstein papers, 1916-1953.
- Eisenbud, Merril. Merril Eisenbud papers, 1933-1997.
- Eisenhower, Dwight D. (Dwight David), 1890-1969. Dwight D. Eisenhower papers, 1944-1969.
- Eleanor Lord Pray papers, 1894-1975.
- Elections Research Center (Governmental Affairs Institute). Elections Research Center records, 1918-1992.
- Elections Research Center records, 1918-1992.
- Elihu Root papers.
- Elihu Root papers, 1863-1937.
- Elijah Reynolds papers, 1897-1959.
- Elijah Walker Halford papers, 1848-1938.
- Elinor Remick Warren papers, 1872-2004.
- Eliot Janeway and Elizabeth Janeway papers, 1941-1968.
- Elisabeth R. Geleerd papers, 1927-1969.
- Elizabeth Allen Smart papers, 1924-1961.
- Elizabeth J. (B.J.) Harper Collection of Japanese woodblock prints, books and ephemera.
- Elizabeth J. Harper papers, 1943-1984.
- Elizabeth Jean Robinson collection, 1943-1945.
- Elizabeth Josephine Harper papers.
- Elizabeth Madox Roberts papers, 1921-1941.
- Elizabeth Robins Pennell papers.
- Elizabeth Severn and Margaret Severn papers, 1880-1994.
- Elizabeth Severn papers.
- Elizabeth Sprague Coolidge Foundation collection, 1894-1953.
- Elkisch, Paula. Paula Elkisch papers, 1924-1978.
- Ellen N. La Motte collection on opium traffic, 1919-1933.
- Ellery C. Stowell papers, 1805-1952.
- Ellington, Duke, 1899-1974. Jerry Valburn collection on Duke Ellington , 1924-1989.
- Elliot, Charles N. (Charles Nathan), 1873- Charles N. Elliot collection, 1873-1951.
- Elliot L. Richardson papers, 1780-1999.
- Elliot Snow papers, 1790-1942.
- Elliott Carter music manuscripts and other papers, 1933-1971.
- Ellison, Fanny McConnell. Fanny McConnell Ellison papers.
- Ellison, Ralph. Ralph Ellison papers. (2)
- Ellison, Ralph. Ralph Ellison papers, 1890-2007.
- Ellison, Ralph. Ralph Ellison personal library and ephemera, 1937-2010.
- Ellison, Ralph. Visual materials from the Ralph Ellison papers.
- Ellsberg, Edward, 1891-1983. Edward Ellsberg papers, 1891-2008.
- Ellsberg, Lucy Buck, 1893-1978. Lucy Buck Ellsberg writings.
- Elmer Gertz papers, 1789-1997.
- Elmer Holmes Davis papers, 1865-1957.
- Elmo N. Pickerill map collection.
- Elmo N. Pickerill papers, 1910-1975.
- Eloise Hubbard Linscott collection, circa 1815, 1929-2002.
- Elwood R. Quesada papers, 1927-1960.
- Elwood Richard Quesada papers.
- Emanuel Celler papers, 1924-1973.
- Emerson, K. C. (Kary Cadmus), 1918-1993. K.C. Emerson papers, 1937-1994.
- Emerson, Ralph Waldo, 1803-1882. Ralph Waldo Emerson journal.
- Emile Berliner collection, 1871-1965.
- Emilia Mayer-Gallin papers, 1926-1959.
- Emily A. Stewart collection of Elihu Root material, 1885-1959.
- Emma Delano Pettengill collection 1942-1991.
- Emory Scott Land papers, 1901-1972.
- Engineering Societies Library Collection (Library of Congress).
- Engineering Societies Library. Engineering Societies Library map collection.
- Engineering Societies Library map collection.
- Eno, Amos R. (Amos Richard), 1810-1898. Amos R. Eno papers.
- Epstein, Selma. Selma Epstein collection, 1931-1987.
- Eric Frederick Goldman papers, 1886-1988.
- Eric Johnson collection of Ernest Bloch photographs, 1896-2008.
- Eric Sevareid papers, 1909-2008.
- Erich Wolfgang Korngold collection, 1889-2008.
- Erick Hawkins and Lucia Dlugoszewski papers, 1878-2000.
- Erick Hawkins collection, 1940-1993.
- Erickson, John Edward, 1863-1946. Thomas James Walsh and John Edward Erickson papers (1910-1934).
- Erikson, Erik H. (Erik Homburger), 1902-1994. Erik H. Erikson papers.
- Ernest Bloch collection, 1888-1981.
- Ernest Gallaudet Draper papers, circa 1919-1955.
- Ernest Irving Lewis papers, 1897-1944.
- Ernest John Swift papers, 1908-2019.
- Ernest Joseph King papers, 1908-1991.
- Ernest W. Peterkin papers, 1946-1992.
- Ernst Bacon collection, 1898-1990.
- Ernst Kris and Marianne Kris papers, 1872-2018.
- Ernst Kris papers.
- Erwin F. Smith papers, 1876-1927.
- Erwin Frink Smith papers.
- Eskin, Sam. Sam Eskin collection, 1939-1969.
- Esther Blum Wolfe papers.
- Etelka Freund collection on Béla Bartók, 1903-1971.
- Ethel Armes collection of Lee family papers, 1671-1936.
- Ethel Bartlett and Rae Robertson music and other papers, 1914-1970.
- Ethel L. Voynich papers, 1918-1948.
- Ethel M. Fair map collection.
- Eugene Edwin Johnston papers, 1912-2008.
- Eugene Gano Hay papers, 1770-1933.
- Eugene Jules Houdry papers, 1931-1980.
- Eugene Meyer papers, 1864-1975.
- Eugene Tyler Chamberlain collection relating to French orphans of World War I, 1916-1927.
- Eugenio Carlos de Hostos papers.
- Eugenio María de Hostos and Eugenio Carlos de Hostos papers, 1865-1990.
- Eugenio María de Hostos papers.
- European Mission and Cooperative Acquisitions Project series, Library of Congress archives, 1942-1957.
- Eva Le Gallienne papers, 1823-1997.
- Evalyn Walsh McLean papers, 1874-1948.
- Evans, Luther Harris, 1902-1981. Luther Harris Evans papers, 1918-1981.
- Evans, Rudulph, 1878-1960. Rudulph Evans papers, 1862-2001.
- Everett Sanders papers, 1913-1950.
- Everett Spring papers, 1913-1932.
- Everett Strait Hughes papers, 1903-1975.
- Eversman, Alice, 1885-1974. Alice Eversman and Elena de Sayn papers, 1862-1970s.
- Everts, Lillian, 1898-1960. Lillian Everts papers, 1933-1956.
- Ewaldsen, Otto A. Otto A. Ewaldsen World War II map collection.
- Ewing Harry Miller collection, 1917-1923.
- Exchange and Gift Division series, Library of Congress archives, 1893-1979.
F
- F. Holland Day papers, 1793-2010.
- F. Lamson-Scribner papers, 1885-1938.
- Fackler, Glenn R., 1917-2009. Glenn R. Fackler World War II map collection.
- Fahy, Charles, 1892-1979. Charles Fahy papers, 1857-1985.
- Fair, Ethel M. (Ethel Marion). Ethel M. Fair map collection.
- Fairchild, Muir Stephen, 1894-1950. Muir Stephen Fairchild papers, 1937-1950.
- Fairfield Osborn papers, 1924-1969.
- Faranda, Anthony A. (Anthony Albert), 1924-2018. Anthony A. Faranda World War II maps, photographs, and papers collection.
- Farley, James A. (James Aloysius), 1888-1976. James A. Farley papers, 1790-1976.
- Farm Security Administration, historical section written records.
- Farm Security Administration - Office of War Information photograph collection (Library of Congress).
- Farm Security Administration, textual records.
- Farmer, Fyke. Fyke Farmer papers, 1875-1997.
- Farnsworth, Robert M. Robert M. Farnsworth correspondence and research files.
- Farrar, Geraldine, 1882-1967. Geraldine Farrar papers, 1895-1960s.
- Farrell, Frank, 1912-1983. Frank Farrell map collection. (2)
- Farrell, Frank, 1912-1983. Frank Farrell papers.
- Farrell, Frank, 1912-1983. Frank Farrell papers, 1897-1988.
- Farrior family papers.
- Farrior, Stacy Conrad, 1889-1975. Stacy Conrad Farrior family papers, 1907-1949.
- Fay collection.
- Fayer, George. George Fayer portrait photograph collection.
- FBJ collection.
- Feamster family. Feamster family papers. 1794-1967.
- Feamster family papers, 1794-1967.
- Federal Music Project collection, 1935-1948.
- Federal Music Project (U.S.). Federal Music Project collection, 1935-1948.
- Federal Music Project (U.S.) George Allen Foster collection. 1935-1948.
- Federal Theatre Project collection.
- Federal Theatre Project collection, 1932-1943.
- Federal Theatre Project (U.S.). Federal Theatre Project collection, 1932-1943.
- Federal Writers' Project. Federal Writers' Project records.
- Federn, Paul. Paul Federn papers, 1864-1975.
- Federn, Paul. Paul Federn writings.
- Feinberg, Charles E., 1899-1988. Charles E. Feinberg papers.
- Feinberg, Charles E., 1899-1988. Karl Jay Shapiro papers in the Charles E. Feinberg collection, 1930-1963.
- Feinberg, Charles E., 1899-1988. Visual materials from the Walt Whitman papers in the Charles E. Feinberg collection.
- Feinberg, Charles E., 1899-1988. Walt Whitman papers in the Charles E. Feinberg collection.
- Feinberg, Charles E., 1899-1988. Walt Whitman papers in the Charles E. Feinberg collection, 1763-1985.
- Feinberg, Charles E., 1899-1988 William Johnson papers in the Charles E. Feinberg collection, 1944-1945.
- Feist collection, 1880-1930.
- Feist, Leo, 1869-1930. Leo Feist collection, 1880-1930.
- Felix Frankfurter papers, 1846-1966.
- Fenichel, Hanna. Otto Fenichel and Hanna Heilborn Fenichel papers. 1934-1953.
- Fenichel, Otto. Otto Fenichel and Hanna Fenichel papers, 1934-1953.
- Fenichel, Otto. Otto Fenichel writings.
- Ferde Grofé collection, 1890-1960.
- Ficher, Jacobo, 1896-1978. Jacobo Ficher collection, 1864-1997.
- Field family. Field-Osgood family papers, 1702-1938.
- Field family papers.
- Field-Osgood family papers, 1702-1938.
- Field, Susan K. Osgood. Susan K. Osgood Field papers.
- Film stills of productions featuring actress May Robson. (2)
- Fine, Sylvia. Sylvia Fine Musical Comedy Library scripts, 1904-1997.
- Fine, Vivian, 1913-2000. Vivian Fine music manuscripts, 1927-2004.
- Finley, David E. (David Edward). David E. Finley papers, 1921-1977.
- Finn Ronne and Edith M. Ronne map collection, 1930-1994.
- Finn Ronne and Edith M. Ronne papers.
- Finn Ronne and Edith M. Ronne papers, 1900-2012.
- Finn Ronne papers.
- Finney, Ross Lee, 1906-1997. Ross Lee Finney papers, 1926-1977.
- Fisher, A. K. (Albert Kenrick), 1856-1948. A.K. Fisher papers, 1827-1957.
- Fisher, Anne B. (Anne Benson), 1898-1967 Anne B. Fisher papers.
- Fisher, Walter K. (Walter Kenrick), 1878-1953. Walter K. Fisher papers.
- Fisk University. Library of Congress and Fisk University Mississippi Delta collection, 1941-1943.
- Fisk University Mississippi Delta collection.
- Fiske, Asa Severance, 1833-1925. Asa Severance Fiske papers.
- Fiske, Elizabeth Worthington Hand, 1835-1919. Elizabeth Worthington Hand Fiske papers.
- Fiske family. John Aldrich Stephenson collection of the Hand, Fiske, and Aldrich families papers. 1745-1966.
- Fiske family papers.
- Fiske, Harrison Grey, 1861-1942. Minnie Maddern Fiske and Harrison Grey Fiske papers, 1818-1955.
- Fiske, Minnie Maddern, 1865-1932. Minnie Maddern Fiske and Harrison Grey Fiske papers, 1818-1955.
- Fiske, Samuel Wheelock, 1828-1864. Samuel Wheelock Fiske papers.
- Fitzpatrick, John Clement, 1876-1940. John Clement Fitzpatrick papers, 1927-1941.
- F.L. and J.C. Olmsted (Firm : 1884-1889). F.L. and J.C. Olmsted (Firm : 1884-1889) records.
- F.L. and J.C. Olmsted (Firm : 1897-1898). F.L. and J.C. Olmsted (Firm : 1897-1898) records. (2)
- F.L. Olmsted and Company. F.L. Olmsted and Company records.
- Flanner, Janet, 1892-1978. Janet Flanner and Natalia Danesi Murray papers, 1940-1984.
- Flanner, Janet, 1892-1978. Janet Flanner and Solita Solano papers, 1870-1976.
- Flannery, John Spalding, 1870-1954. John Spalding Flannery papers, 1902-1953.
- Flaubert, Gustave, 1821-1880. Salammbo.
- Fleischmann, Otto, 1896-1963. Otto Fleischmann papers, 1910-1985.
- Fletcher Collins Jr. collection, 1935-1944.
- Fletcher, Henry Prather, 1873-1959. Henry Prather Fletcher papers, 1898-1958.
- Flexner, Abraham, 1866-1959. Abraham Flexner papers, 1865-1989.
- Fliess, Conrad. Conrad Fliess reminiscences. undated.
- Fliess, Wilhelm, 1858-1928. Wilhelm Fliess papers, 1894-1929.
- Florence B. Price music manuscripts, 1928-1953.
- Florence Deakins Becker papers, 1891-1963.
- Florence Ellinwood Allen papers, 1907-1965.
- Florence Hamilton collection relating to Edwin Markham, 1857-1959.
- Florence Hamilton papers.
- Florence Jaffray Harriman papers, 1857-1982.
- Florence Parr-Gere papers, 1856-1964.
- Floyd family. Campbell-Preston-Floyd families papers, 1741-1931.
- Floyd family papers.
- Foerstel, Lenora, 1929- Lenora Foerstel papers.
- Fonseca, Romy Medeiros da. Romy Medeiros da Fonseca papers, 1949-2007.
- Food for Freedom, Inc. Food for Freedom, Inc., records, 1942-1948.
- Food for Freedom, Inc., records, 1942-1948.
- Forbes, W. Cameron (William Cameron), 1870-1959. W. Cameron Forbes papers, 1904-1946.
- Ford, Worthington Chauncey, 1858-1941. Worthington Chauncey Ford papers, 1900-1926.
- Forster, Rudolph, 1872-1943. Rudolph Forster papers, 1898-1943.
- Fortune, Reo, 1903-1979. Reo Fortune papers.
- Foss, Lukas, 1922-2009. Lukas Foss papers, circa 1926-2000.
- Fosse, Bob, 1927-1987. Bob Fosse and Gwen Verdon Collection, 1920-1991. (2)
- Foster, George Allen. George Allen Foster collection. 1935-1948.
- Foulke, William Dudley, 1848-1935. William Dudley Foulke papers, circa 1470-1952.
- Foulois, Benjamin Delahauf, 1879-1967. Benjamin Delahauf Foulois papers, 1898-1966.
- Fowler, William Chauncey, 1793-1881. William Chauncey Fowler papers.
- Fox, Josiah, 1763-1847. Josiah Fox papers.
- Fox Movietone newsreel collection--World War II paper records, 1922-1946.
- Fox Movietone newsreel papers, 1919-1971.
- France. Armée. Service géographique. Maps showing entrenchments in France during World War I at a scale of 1:10,000.
- France. Maps showing entrenchments in France during World War I at a scale of 1:20,000.
- Frances Benjamin Johnston papers, 1855-1956.
- Frances Benjamin Johnston photograph collection (Library of Congress). (2)
- Frances Densmore papers, 1883-1957.
- Frances G. Wickes papers, 1896-1996.
- Frances Hawks Cameron Burnett papers, 1818-1936.
- Francis Bowes Sayre papers, 1861-1967.
- Francis Edwin Brennan papers, 1927-1984.
- Francis LeJau Parker papers, 1905-1935.
- Francis Lewis Cardozo family papers, 1864-1968.
- Francis R. Valeo papers, 1916-1987.
- Francis W. Reichelderfer papers, 1918-1983.
- Francis Watts Lee papers, 1845-1951.
- Frank Farrell map collection.
- Frank Farrell papers, 1897-1988.
- Frank J. Malina papers, 1912-1986.
- Frank, John P. (John Paul), 1917-2002. John Paul Frank papers, 1936-2000.
- Frank Knox papers, 1898-1954.
- Frank Kowalski papers, 1925-1976.
- Frank L. Greene papers, 1895-1930.
- Frank L. Stickney papers, 1850-1938.
- Frank Lloyd Wright papers, 1894-1958.
- Frank Maloy Anderson papers, 1895-1961.
- Frank Maxwell Andrews papers, 1920-1943.
- Frank Ross McCoy papers, 1847-1957.
- Frank Stanton papers, 1908-2006.
- Frank Van Pelt collection 1917-1931.
- Frankfurter, Felix, 1882-1965. Felix Frankfurter papers, 1846-1966.
- Franko Goldman family papers, 1886-1972.
- Franko, Nahan. Franko Goldman family papers. 1886-1972.
- Franko, Sam, 1857-1937 Autograph collection of musical personalities.
- Franko, Sam, 1857-1937. Franko Goldman family papers. 1886-1972.
- Frans August Larson family papers, 1864-2021.
- Frantz, Harry W. (Harry Warner), 1891-1982. Harry W. Frantz map collection, 1922-1950.
- Frantz, Harry W. (Harry Warner), 1891-1982. Harry W. Frantz papers, 1893-1968.
- Franz Boas papers, 1878-1943.
- Franziska Boas collection, 1920-1988.
- Fred Allen papers.
- Fred Allen radio scripts, 1934-1949.
- Fred Kenelm Nielsen papers, 1881-1961.
- Fred P. Graham papers, 1947-1983.
- Freddy Homburger papers, 1926-1990.
- Frederic Eugene Ives and Herbert Eugene Ives papers, 1869-1957.
- Frederic Eugene Ives papers.
- Frederic William Wile papers.
- Frederic William Wile scrapbooks, 1898-1941.
- Frederick Albert Cook papers, 1881-1977.
- Frederick Cecil Horner papers, 1917-1960.
- Frederick Gardner Cottrell papers, 1896-1951.
- Frederick Haynes Newell papers, 1885-1931.
- Frederick Joseph Horne papers, 1893-1967.
- Frederick Joseph Libby papers, 1846-1973.
- Frederick Law Olmsted (Firm). Frederick Law Olmsted (Firm) records.
- Frederick Lewis Allen papers, 1890-1954.
- Frederick Loewe collection, 1923-1988.
- Fredric Wertham papers, 1818-1986.
- Free, Ann Cottrell. Ann Cottrell Free papers, 1854-2018.
- Freedley, Vinton, 1891-1969. Vinton Freedley papers, 1865-1960.
- Freeman, Douglas Southall, 1886-1953. Douglas Southall Freeman papers, 1900-1979.
- French, Daniel Chester, 1850-1931. Daniel Chester French papers, circa 1848-1968.
- Freud, Alexander, 1866-1943. Alexander Freud and Sophie Schreiber Freud papers, 1872-1965.
- Freud, Anna, 1895-1982. Anna Freud papers.
- Freud, Anna, 1895-1982. Anna Freud papers, 1880-1995.
- Freud, Eva Mathilde, 1924-1944. Eva Mathilde Freud papers. 1924-1945.
- Freud, Harry, 1909-1968. Harry Freud papers, 1910-1969.
- Freud, Henny Fuchs, 1892-1971. Oliver and Henny Fuchs Freud papers. 1821-1968.
- Freud, Oliver, 1891-1969. Oliver Freud and Henny Fuchs Freud papers, 1821-1993.
- Freud, Sigmund, 1856-1939. Sigmund Freud papers, circa 6th century BCE-1998 CE.
- Freud, Sophie Schreiber, 1878-approximately 1965. Alexander Freud and Sophie Schreiber Freud papers. 1872-1965.
- Freud, W. Ernest, 1914- W. Ernest Freud papers.
- Frewen, Moreton, 1853-1924. Moreton Frewen papers, 1823-1934.
- Frewen, Richard, 1852-1896. Richard Frewen correspondence and journals. 1872-1876.
- Frey, John P. (John Philip), 1871-1957. John P. Frey papers, 1891-1951.
- Frieda Fromm-Reichmann papers 1895-1999.
- Friede, Donald. Donald Friede papers, 1919-1980.
- Friede, Eleanor. Eleanor Friede papers.
- Friis, Harald T. (Harald Trap), 1893-1976. Harald T. Friis papers, 1921-1976.
- Friis, Herman R. (Herman Ralph), 1905-1989 Herman R. Friis cartographic manuals collection.
- Frissell, Toni, 1907-1988. Toni Frissell papers, 1931-1975.
- Frissell, Varick, 1903-1931. Lewis Varick Frissell papers, 1917-1970.
- Fritz Kreisler collection, 1845-1969.
- Fromm-Reichmann, Frieda. Frieda Fromm-Reichmann papers 1895-1999.
- Fromuth, Charles Henry, 1861-1937. Charles Henry Fromuth papers, 1884-1937.
- Frontier Films (New York, N.Y.). Frontier Films (New York, N.Y.) records, 1936-1947.
- Frontier Films (New York, N.Y.) records, 1936-1947.
- Frost, Robert, 1874-1963. Untermeyer-Frost collection. 1913-1964.
- Furer, Julius Augustus, 1880-1963. Julius Augustus Furer papers, 1910-1962.
- Furlong, William Rea, 1881-1976. William Rea Furlong map collection.
- Furlong, William Rea, 1881-1976. William Rea Furlong papers, 1892-1985.
- Furman, Bess, 1894-1969. Bess Furman papers, 1728-1967.
- Furman, Lucile N., 1896-1961. Lucile N. Furman papers.
- Furman, Robert R., 1915-2008. Robert R. Furman papers, 1944-1985.
- Fyke Farmer papers, 1875-1997.
G
- G. Bromley Oxnam papers, 1823-1963.
- The Gambia map collection, 1670-1965.
- Gannon, Harvey J. Harvey J. Gannon collection, 1930-circa 1965.
- Gardiner, Muriel, 1901-1985. Muriel Gardiner papers, 1890-1986.
- Gardner, Warner W. (Warner Winslow), 1909-2003. Warner W. Gardner papers, 1930-2006.
- Garfield, Harry Augustus, 1863-1942. Harry Augustus Garfield papers, 1855-1961.
- Garfield, Helen Newell, 1866-1930. Helen Newell Garfield papers.
- Garfield, James A. (James Abram), 1831-1881. James A. Garfield papers.
- Garfield, James Rudolph, 1865-1950. James Rudolph Garfield papers, 1879-1950.
- Garfield, Lucretia Rudolph, 1832-1918. Lucretia Rudolph Garfield papers.
- Garfinckel's (Department store). Garfinckel's Department Store records, 1919-1981.
- Garfinckel's Department Store records, 1919-1981.
- Garrett, Naomi Mills. Naomi Mills Garrett papers.
- Garson Kanin papers.
- Garson Kanin papers, 1941-1965.
- Gary W. North map collection.
- Gatewood W. Dunston collection relating to William Surrey Hart, 1914-1955.
- Gathings, Joseph Royston, I, 1894-1978. Joseph Royston Gathings, I, collection, 1914-1936.
- Gatty, Harold, 1903-1957. Harold Gatty papers, 1901-1957.
- Gbur, Andrew, 1901-1997. Andrew Gbur collection, 1916-1992.
- G.E. Mueller papers, 1876-2012.
- Gee's Bend collection, 1937-1941.
- Geleerd, Elisabeth R. (Elisabeth Rozetta), 1909-1969. Elisabeth R. Geleerd papers, 1927-1969.
- General Foods Corporation. General Foods Corporation radio script collection, 1932-1949.
- General Foods Corporation radio script collection, 1932-1949.
- General William Mitchell papers, 1888-1946.
- Genevieve Fallon Steefel papers, 1944-1950.
- Georg Martin Wunderlich papers, 1897-1951.
- George and Böske Antheil papers, circa 1875-1984.
- George and Ira Gershwin collection, 1895-2008.
- George and Mildred Schaefer collection, 1945-1996.
- George Antheil collection, 1875-1984.
- George Antheil collection, 1921-1940.
- George Antheil correspondence with Mary Louise Curtis Bok, 1921-1940.
- George Biddle papers, 1863-1973.
- George C. Dyer papers, 1898-1988.
- George Creel papers, 1857-1953.
- George D. Murray papers, 1916-1956.
- George Dewey papers, 1805-1949.
- George E. Mueller papers.
- George Fayer portrait photograph collection.
- George Fort Milton papers, 1828-1985.
- George Foster Peabody papers, 1894-1937.
- George Henry Dern papers, 1933-1936.
- George Kennan papers, 1840-1937.
- George Kleine papers, 1886-1946.
- George Korson collection, 1913-1975.
- George Korson folklore archive.
- George M. Gould collection of Hearniana, 1877-1931.
- George M. Gould papers.
- George Middleton papers, 1872-1970.
- George Milbry Gould papers.
- George P. Merrill correspondence and autographs, 1803-1926.
- George P. Merrill papers.
- George Perkins Merrill papers.
- George S. Kaufman and Anne Kaufman Schneider papers, circa 1892-1998.
- George S. Kaufman collection, circa 1892-1998.
- George S. Kaufman papers, 1911-1941.
- George S. Patton papers, 1807-1979.
- George Sabin Gibbs papers, 1896-1947.
- George Sherwin Simonds papers, 1894-1937.
- George Silverton collection, 1908-2002.
- George Simon Kaufman papers.
- George Sutherland papers, 1850-1944.
- George Thomas Washington papers, 1934-1965.
- George van Deurs papers, 1851-1982.
- George Van Horn Moseley papers, 1855-1960.
- George W. Goddard papers, 1889-1984.
- George W. Goethals papers, 1830-2014.
- George W. Mixter papers, 1855-1946.
- George W. Norris papers, 1864-1954.
- George Washington Pearcy collection, 1915-1949.
- George Webber Mixter papers.
- George Zoritch collection, 1914-2002.
- Georges F. Doriot papers, 1917-1985.
- Georgia O'Keeffe and Alfred Stieglitz correspondence and related material, 1929-1947.
- Georgia O'Keeffe and Alfred Stieglitz papers.
- Georgia O'Keeffe papers.
- Geraghty, Tom J. Tom J. Geraghty papers, 1923-1965.
- Gerald Carson papers, 1854-1989.
- The Geraldine Elliott and Eric Howlett Hermit's cave collection, 1929-1991.
- Geraldine Farrar collection, 1895-1943.
- Geraldine Farrar papers, 1895-1960s.
- Gerhard Colm papers, 1935-1968.
- Gerig, Benjamin, 1894-1976. Benjamin Gerig papers, 1927-1974.
- German captured documents collection, 1766-1945.
- German national music collection, 1846-1974.
- Gerry Mulligan collection, circa 1940-1994.
- Gershwin, George, 1898-1937. George and Ira Gershwin collection, 1895-2008.
- Gershwin, Ira, 1896-1983. Ira Gershwin files from the law office of Leonard Saxe. 1935-1967.
- Gertrude Quastler and Henry Quastler papers, 1895-1965.
- Gertrude Quastler papers.
- Gertz, Elmer, 1906-2000. Elmer Gertz papers, 1789-1997.
- Gesell, Arnold, 1880-1961. Arnold Gesell papers, 1870-1971.
- Ghent, William J. (William James), 1866-1942. William J. Ghent papers, 1876-1942.
- Gheorghe and Eugenia Popescu-Judetz collection, 1885-2010.
- Gibbs, George Sabin, 1875-1947. George Sabin Gibbs map collection.
- Gibbs, George Sabin, 1875-1947. George Sabin Gibbs papers, 1896-1947.
- Gibson, Truman K. (Truman Kella), 1912-2005. Truman K. Gibson papers, circa 1900-1994.
- Gifford Pinchot papers, 1770-1972.
- Giglio, Mattia. Mattia Giglio military personnel record. 1926-1942.
- Gilbert, Cass, 1859-1934. Cass Gilbert papers, 1841-1961.
- Gilbert, Cass, 1894- Cass Gilbert letterbooks. 1936-1941.
- Gilbert Jonas Company. Gilbert Jonas Company records. 1964-1995.
- Gilbert M. Hitchcock papers, 1910-1935.
- Gilbert Miller collection, 1916-1981.
- Gilbert Miller papers, 1916-1981.
- Gilbert Monell Hitchcock papers.
- Gilchrist, Huntington, 1891-1975. Huntington Gilchrist papers, 1913-1973.
- Giles, Donald T., 1898-1983. Donald T. Giles papers, 1926-1982.
- Gillis, Don, 1912-1978. Don Gillis music manuscripts, 1934-1976.
- Ginsburg, David, 1912-2010. David Ginsburg papers, 1919-2007.
- Gish, Lillian, 1893-1993. Lillian Gish papers, 1829-1978.
- Gitelson, Maxwell, 1902-1965. Maxwell Gitelson papers, 1918-1965.
- Gizella Lakhman papers, 1883-1969.
- Gleaves, Albert, 1858-1937. Albert Gleaves papers, 1803-1946.
- Glendenin, Lawrence E. (Lawrence Elgin), 1918-2008. Lawrence E. Glendenin papers, 1935-2009.
- Glenn Dillard Gunn collection, 1874-1961.
- Glenn Dillard Gunn papers, 1802-1961.
- Glenn L. Martin papers, 1909-1956.
- Glenn R. Fackler World War II map collection.
- Glenn T. Seaborg papers, 1866-1999.
- Gloria Hollister Anable papers, 1916-2003.
- Glorsky, Maxine. Maxine Glorsky papers relating to Martha Graham, 1940-2019.
- Goathland, North Yorkshire, sword dance photograph collection, ca. 1912-1950.
- Gobitas, William, 1925-1989. William Gobitas papers, 1935-1989.
- Goddard, George W., 1889-1987. George W. Goddard papers, 1889-1984.
- Godfrey, Edward Settle, 1843-1932. Edward Settle Godfrey diary. 1876.
- Goebel, Julius, 1857-1931. Julius Goebel papers, 1873-1930.
- Goethals, George W. (George Washington), 1858-1928. George W. Goethals papers, 1830-2014.
- Goethals, Thomas R., Jr. Thomas R. Goethals Jr. papers.
- Gold and Fizdale collection.
- Gold, Arthur. Arthur Gold and Robert Fizdale collection of music manuscripts, 1948-1965.
- Gold, Julius, 1884-1969. Julius Gold collection, 1858-1964.
- Goldberg, Arthur J., 1908-1990. Arthur J. Goldberg papers, 1793-1995.
- Goldberg, Dorothy Kurgans. Dorothy Kurgans Goldberg papers.
- Golden Crest Records. Golden Crest Records papers from the John Broven Collection, 1935-2013.
- Golden Crest Records papers.
- Golden Crest Records papers from the John Broven Collection, 1935-2013.
- Goldenweiser, E. A. (Emanuel Alexandrovich), 1883-1953. E.A. Goldenweiser papers, 1911-1952.
- Goldman, Edwin Franko, 1878-1956. Franko Goldman family papers. 1886-1972.
- Goldman, Eric Frederick, 1915-1989. Eric Frederick Goldman papers, 1886-1988.
- Goldman, Richard Franko, 1910-1980. Franko Goldman family papers, 1886-1972.
- Golenpaul, Dan. Dan Golenpaul papers, 1934-1981.
- Good, Barbara, active 1980-1993. Barbara Good papers.
- Goode, James M. James M. Goode collection.
- Goodman Ace papers, 1922-1983.
- Goodman archive of architectural designs.
- Goodman, Charles M., 1906-1992. Charles M. Goodman architectural archive. (2)
- Goodman, Charles M., 1906-1992. Charles M. Goodman papers.
- Goodman, Charles M., 1906-1992. Charles M. Goodman papers, 1932-2003.
- Goodman, Leo, 1910-1982. Leo Goodman papers, 1913-1982.
- Gordon, Robert Winslow. Robert Winslow Gordon papers, 1840-1961.
- Gordon, Ruth, 1896-1985. Ruth Gordon and Garson Kanin papers. 1921-1993.
- Gordon, Ruth, 1896-1985. Ruth Gordon papers, 1924-1969.
- Goren, Louis M. Louis M. Goren papers, 1908-1963.
- Gosnell, Harold F. (Harold Foote), 1896-1997. Harold Foote Gosnell papers, 1931-1962.
- Gottlieb, Beatrice M., 1889?-1979. Beatrice M. Gottlieb papers.
- Gottlieb, Hilda. Hilda Gottlieb papers.
- Gould, George M. (George Milbry), 1848-1922. George M. Gould collection of Hearniana, 1877-1931.
- Gould, Morton, 1913-1996. Morton Gould papers, 1920-1996.
- Gould, Morton, 1913-1996. Morton Gould performance library, 1920s-1996.
- Grace and Gustave Schirmer correspondence and other papers, 1845-1949.
- Grace Elizabeth Allen papers.
- Grace McCrea papers relating to Denishawn, 1913-1969.
- Graf, Rosa Freud, 1860-approximately 1942. Rosa Freud Graf papers, 1879-1942.
- Graham, Fred P. Fred P. Graham papers, 1947-1983.
- Graham, Harold Benjamin, 1899-1948 Harold Benjamin Graham collection 1917-2012.
- Graham, Martha. Acts of light.
- Graham, Martha. Appalachian spring.
- Graham, Martha. Martha Graham collection, 1896-2003.
- Grainger, Percy, 1882-1961. Reproductions of selected Percy Grainger papers, 1909-1952.
- Grammer, Thelma J. (Thelma Juanita). Thelma J. Grammer papers, 1926-1943.
- Granat, Harvey. Harvey Granat collection of George and Ira Gershwin materials, 1922-1973.
- Granger, Lester B. (Lester Blackwell), 1896-1976. Lester B. Granger papers.
- Granik, Theodore, 1907-1970. Theodore Granik papers, 1930-1970.
- Grant Richards collection of A.E. Housman material, 1898-1947.
- Gray, L. Patrick, III (Louis Patrick), 1916-2005. L. Patrick Gray III papers, 1931-2008.
- Great Britain. Inter-service Topographical Department. Inter-Service Topographical Department World War II map collection.
- Greatest story ever told (Radio program) The greatest story ever told acetate disc collection, 1947-1956.
- The greatest story ever told radio scripts collection, 1947-1956.
- Greely, A. W. (Adolphus Washington), 1844-1935. A.W. Greely papers, 1753-1997.
- Greely, Henrietta Hudson Cruger Nesmith. Henrietta Hudson Cruger Nesmith Greely papers. 1878-1918.
- Green-Driver collection, 1896-1969.
- Green Haywood Hackworth papers, 1912-1973.
- Green, James Wyche, 1915-2011. James Wyche Green papers, 1921-2012.
- Green, John Benjamin, -1934. John Benjamin Green papers.
- Green, Theodore Francis, 1867-1966. Theodore Francis Green papers, 1924-1960.
- Greene, Frank L. (Frank Lester), 1870-1930. Frank L. Greene papers, 1895-1930.
- Greene, Lorenzo J. (Lorenzo Johnston), 1899-1988. Lorenzo J. Greene papers, 1680-1988.
- Greene, Paulette. Paulette Greene papers, 1920-1998.
- Greenewalt, Mary Elizabeth Hallock, 1871-1950. Mary Elizabeth Hallock Greenewalt papers, 1918-1942.
- Greenough, H. V. (H. Vose). H. Vose Greenough Jr. papers, 1937-1972.
- Greenslade, John Wills, 1880-1950. John Wills Greenslade correspondence transcripts, 1900-2010.
- Greenslade, John Wills, 1880-1950. John Wills Greenslade papers, 1847-1961.
- Greenspan, Alan, 1926- Alan Greenspan papers, 1914-2009.
- Gregg, Morris E. Morris E. Gregg papers.
- Gregory, Thomas Watt, 1861-1933. Thomas Watt Gregory papers, 1896-1933.
- Grenfell Press archive collection, 1979-1992.
- Grentzer, Rose Marie. Rose Marie Grentzer and Harold Spivacke Fund collection, 1615-1994.
- Gresham, Pattie, 1882-1960. Green-Driver collection, 1896-1969.
- Gresham, Pattie, 1882-1960. Pattie Gresham papers.
- Grey, Zane, 1872-1939. Zane Grey papers, 1912-1939.
- Grigorʹev, S. L. (Sergeĭ Leonidovich), 1883-1968. Diaghilev ballet, 1909-1929.
- Grigorʹev, S. L. (Sergeĭ Leonidovich), 1883-1968. Serge Grigoriev / Ballets Russes archive, 1909-2009.
- Grim, Luther E., 1914-1964. Luther E. Grim and Dorothy H. Grim map collection.
- Griswold, Ralph E. (Ralph Esty), 1894-1981. Ralph E. Griswold papers, 1940-1968.
- Grofé, Ferde, 1892-1972. Ferde Grofé collection, 1890-1960.
- Gross, Robert Ellsworth, 1897-1961. Robert Ellsworth Gross papers, 1903-1961.
- Grosvenor, Edwin A. (Edwin Augustus), 1845-1936. Edwin A. Grosvenor papers.
- Grosvenor, Edwin Prescott, 1875-1930. Edwin Prescott Grosvenor papers.
- Grosvenor, Elsie May, 1878-1964. Elsie May Grosvenor papers.
- Grosvenor family. Grosvenor family papers, 1827-1981.
- Grosvenor family papers, 1827-1981.
- Grosvenor, Gilbert Hovey, 1875-1966. Gilbert Hovey Grosvenor papers.
- Grosvenor, Lilian Waters, 1852-1931. Lilian Waters Grosvenor papers.
- Grosvenor, Melville Bell, 1901-1982. Melville Bell Grosvenor papers.
- Grover Cleveland Loening papers, 1900-1975.
- Gruenberg, Benjamin C. (Benjamin Charles), 1875-1965. Benjamin C. Gruenberg and Sidonie Matsner Gruenberg papers, 1878-1972.
- Gruenberg, Sidonie Matsner, 1881-1974. Benjamin C. Gruenberg and Sidonie Matsner Gruenberg papers. 1878-1972.
- Guatemalan documents collection, 1944-1954.
- Guggenheim, Harry Frank, 1890-1971. Harry Frank Guggenheim papers, 1900-1972.
- Guinea-Bissau map collection, 1827-1969.
- Guinea map collection, 1880-1969.
- Gunn, Glenn Dillard, 1874-1963. Glenn Dillard Gunn papers, 1802-1961.
- Gunther Schuller papers, 1615-2014.
- Gurian, Waldemar, 1902-1954. Waldemar Gurian papers, 1916-1968.
- Gustav Davidson papers, 1909-1992.
- Gustave Percival Wiksell papers, 1855-1939.
- Gustave Schirmer-Fay collection.
- Guthrie, Woody, 1912-1967. Woody Guthrie Bonneville Power Administration (BPA) recordings.
- Guthrie, Woody. Correspondence and writings, 1935-1950.
- Gutzon Borglum papers, 1881-2019.
- G.W. Barber papers, 1926-1948.
H
- H. Kent Hewitt papers, 1903-1972.
- H. Vose Greenough Jr. papers, 1937-1972.
- Hack, Charles W. Charles W. Hack papers, circa 1800-1926.
- Hackworth, Green Haywood, 1883-1973. Green Haywood Hackworth papers, 1912-1973.
- Hadley, Lucia Hanna. Lucia Hanna Hadley papers.
- Hagedorn, Hermann, 1882-1964. Hermann Hagedorn papers, 1912-1933.
- Hal Shelton manuscript map collection.
- Hale, Margaret Halliwell. Margaret Halliwell Hale papers, 1932-1945.
- Haley, Carol Olive, 1919-2003. Carol Olive Haley collection, 1944-1958, 2014 March 18.
- Halford, Elijah Walker, 1843-1938. Elijah Walker Halford papers, 1848-1938.
- Hall Johnson collection, 1925-1970.
- Hall Johnson papers, 1913-1980.
- Hall, Joseph S. (Joseph Sargent), 1906-1992. Joseph S. Hall collection, 1932-1975.
- Halpert, Herbert, 1911-2000. Herbert Halpert collection, 1930-2004.
- Halpert, Violetta M. Herbert Halpert collection, 1930-2004.
- Halsey, Edwin A. (Edwin Alexander), 1881-1945. Edwin A. Halsey papers, 1930-1946.
- Halsey McGovern papers, 1945-1983.
- Halsey Stevens papers, circa 1920-1987.
- Halsey, William F. (William Frederick), 1882-1959. William Frederick Halsey papers, 1907-1959.
- Halsted B. VanderPoel literary collection, 1815-1929.
- Ham, Connelly, Parks, and Snodgrass families papers, 1870-2018.
- Ham family. Ham, Connelly, Parks, and Snodgrass families papers, 1870-2018.
- Ham family papers.
- Hamilton, Florence. Florence Hamilton collection relating to Edwin Markham, 1857-1959.
- Hamilton, John D. M., 1892-1973. John D.M. Hamilton papers, 1935-1972.
- Hamlin, Anna, -1925. Anna Hamlin papers.
- Hamlin, Charles S. (Charles Sumner), 1861-1938. Charles S. Hamlin papers, 1869-1968.
- Hamlin, Huybertie Pruyn, 1873-1964. Huybertie Pruyn Hamlin papers.
- Hammer, Armand, 1898-1990. Armand Hammer papers, circa 1508-1989.
- Hammerstein, Oscar, II, 1895-1960. Oscar Hammerstein II collection, 1847-2000.
- Hammond Incorporated. Hammond World Atlas Corporation archive of print records and samples of printing methods.
- Hammond, John Hays, 1888-1965. John Hays Hammond papers, 1908-1965.
- Hammond World Atlas Corporation archive of print records and samples of printing methods.
- Hampton family. Wade Hampton family papers, 1855-1935.
- Hampton, Vernon Boyce, 1897-1985. Vernon Boyce Hampton papers, 1872-1971.
- Hampton, Wade, 1818-1902. Wade Hampton family papers, 1855-1935.
- Hand, Catharine Worthington Fowler, 1801-1865. Catharine Worthington Fowler Hand papers.
- Hand family. John Aldrich Stephenson collection of the Hand, Fiske, and Aldrich families papers. 1745-1966.
- Hand family papers.
- Hand, Joseph Winborn, 1792-1844. Joseph Winborn Hand papers.
- Hanley collection, 1931-1937.
- Hanna family. Hanna-McCormick family papers, 1792-1985.
- Hanna, Marcus Alonzo, 1837-1904. Marcus Alonzo Hanna papers.
- Hanna-McCormick family papers, 1792-1985.
- Hannah Arendt papers, 1898-2006.
- Hannah G. Solomon papers, 1817-1986.
- Hans J. Morgenthau papers, 1858-1981.
- Hans Spialek papers, 1895-1984.
- Hanson Weightman Baldwin papers, 1920-1978.
- Hapgood, Elizabeth Reynolds. Norman Hapgood and Elizabeth Reynolds Hapgood papers. 1824-1977.
- Hapgood, Norman, 1868-1937. Norman Hapgood and Elizabeth Reynolds Hapgood papers, 1824-1977.
- Harald T. Friis papers, 1921-1976.
- Harding, Fann. Fann Harding papers.
- Harding, T. Swann (Thomas Swann), 1890- T. Swann Harding papers, 1918-1963.
- Harding, Warren G. (Warren Gamaliel), 1865-1923. Warren G. Harding papers, 1908-1926.
- Harlan Fiske Stone papers, 1889-1953.
- Harmon Foundation. Harmon Foundation, inc., records, 1913-1967.
- Harmon Foundation, inc., records, 1913-1967.
- Harms, Carl, 1910- Carl Harms papers, 1940-1946.
- Harney, Kathleen D. Kathleen D. Harney papers. 1944-1970.
- Harold Bauer collection, 1886-1951.
- Harold Benjamin Graham collection 1917-2012.
- Harold Foote Gosnell papers, 1931-1962.
- Harold Gardiner Bowen papers, 1907-1977.
- Harold Gatty papers, 1901-1957.
- Harold Gould Henderson papers, 1918-1955.
- Harold H. Burton papers, 1792-1965.
- Harold Horwitz collection, 1943-1946.
- Harold L. Ickes papers, 1815-1969.
- Harold M. Stephens papers, 1895-1955.
- Harold McMillan Bixby papers, 1925-1962.
- Harold Raymond Wayne Benjamin papers, 1908-1972.
- Harold Rome papers, 1936-1967.
- Harold Spivacke collection, 1923-1984.
- Harold Sunde papers, 1925-1948.
- Harper, Elizabeth J. (Elizabeth Josephine), 1920-2007. Elizabeth J. Harper papers, 1943-1984.
- Harper's magazine records, 1847-1983.
- Harrell V. Noble papers, 1923-2003.
- Harriet Hoctor collection, 1868-1977.
- Harriman, Florence Jaffray, 1870-1967. Florence Jaffray Harriman papers, 1857-1982.
- Harriman, Jarvis. Jarvis Harriman papers. 1964-1965.
- Harriman, Pamela, 1920-1997. Pamela Digby Churchill Hayward Harriman papers, 1909-1997.
- Harriman, W. Averell (William Averell), 1891-1986. W. Averell Harriman papers, 1869-2001.
- Harrington, Oliver W. (Oliver Wendell), 1912-1995 Oliver W. Harrington drawings.
- Harrington, Page, 1967- Page Harrington papers.
- Harrington Putnam papers, 1909-1928.
- Harris, Roy, 1898-1979. Roy Harris papers, 1893-1998.
- Harrison Grey Fiske papers.
- Harrison, Richard Edes. Richard Edes Harrison maps and papers collection.
- Harry Augustus Garfield papers, 1855-1961.
- Harry C. Oberholser papers, 1856-1960.
- Harry E. Yarnell papers, 1909-1958.
- Harry E. Yarnell papers, 1935-1939.
- Harry Frank Guggenheim papers, 1900-1972.
- Harry Freud papers, 1910-1969.
- Harry Von Tilzer and H. Harold Gumm papers, 1878-1959.
- Harry W. Frantz map collection, 1922-1950.
- Harry W. Frantz papers, 1893-1968.
- Harry Wexler papers, 1929-1962.
- Hart, Ira. Ira Hart sermon notes.
- Hart, William S. (William Surrey), 1864-1946. Gatewood W. Dunston collection relating to William S. Hart. 1914-1955.
- Hartmann, Dora, 1902-1974. Heinz Hartmann and Dora Hartmann papers. 1928-1974.
- Hartmann, Heinz, 1894-1970. Heinz Hartmann and Dora Hartmann papers, 1928-1974.
- Harvey Granat collection of George and Ira Gershwin materials, 1922-1973.
- Harvey J. Gannon collection, 1930-circa 1965.
- Harvey Washington Wiley papers, 1854-1954.
- Hasse, Adelaide R. (Adelaide Rosalia), 1868-1953. Adelaide Rosalia Hasse papers, 1862-1951.
- Hawkins, Erick. Erick Hawkins and Lucia Dlugoszewski papers, 1878-2000.
- Hay, Eugene Gano, 1853-1933. Eugene Gano Hay papers, 1770-1933.
- Hay, John, 1838-1905. John Hay papers. 1861-1959.
- Hayden, Alfred, 1894- Alfred Hayden papers.
- Hayden, Edward Everett, 1858-1932. Edward Everett Hayden family papers, 1817-1963.
- Hayden family. Edward Everett Hayden family papers, 1817-1963.
- Hayden, Herbert B. (Herbert Bainbridge), 1885-1969. Herbert B. Hayden papers.
- Hayden, Mary Bainbridge, 1895- Mary Bainbridge Hayden papers.
- Hayden, Reynolds, 1883- Reynolds Hayden papers.
- Hayden, William, 1795-1880. William Hayden papers.
- Haydn, Hiram, 1907-1973. Hiram Collins Haydn papers, 1874-1978.
- Hayes, Barbara Monteath Kelman, 1893-1975. Barbara Monteath Kelman Hayes papers.
- Hayes, David, 1832-1865. David Hayes papers.
- Hayes family. Hayes, Hollister, and Kelman families papers, 1826-2012.
- Hayes family papers.
- Hayes, Hammond Vinton, 1860-1947. Hammond Vinton Hayes papers.
- Hayes, Hollister, and Kelman families papers, 1826-2012.
- Hayes, John David, 1888-1957. John David Hayes papers.
- Hayes, Margaret Young, 1857-1949. Margaret Young Hayes papers.
- Hayes, W. M. (Watson M.), 1857-1944. W.M. Hayes papers.
- Haymes, Joe, 1907-1964. Joe Haymes big band arrangements, 1920-1960.
- Hazam, Louis Jay, 1911-1983. Louis Jay Hazam papers, 1937-1977.
- Head, Henry William Nugent, 1898-1964. Henry William Nugent Head papers. 1940-1955.
- Hearn, Lafcadio, 1850-1904. George M. Gould collection of Hearniana. 1877-1931.
- Heath, Perry S. (Perry Sanford), 1857-1927. Perry S. Heath papers, 1890-1983.
- Heaton architectural drawing archive (Library of Congress).
- Heaton archive.
- Heaton, Arthur B., 1875-1951. Heaton architectural drawing archive (Library of Congress).
- Heaton collection.
- Heckscher, August, 1913-1997. August Heckscher papers, 1931-1999.
- Hedgeman, Anna Arnold, 1899-1990. Anna Arnold Hedgeman papers, 1944-1952.
- Heezen-Tharp collection.
- Heidepriem, Herbert Adair, 1922-1993 Herbert Adair Heidepriem collection 1940-1947.
- Heifetz collection, 1802-1987.
- Heifetz, Jascha, 1901-1987. Jascha Heifetz papers, 1786-1991.
- Heinz Hartmann and Dora Hartmann papers, 1928-1974.
- Heinz Hartmann papers.
- Helen Hopekirk collection, 1875-1954.
- Helen Keller papers, 1842-1954.
- Helen Merrell Lynd papers.
- Helen Traubel collection, 1920-1970.
- Helen Traubel papers, 1910-1972.
- Heller, Peter, 1920-1998 Peter Heller papers, 1925-1992.
- Helm, Edith Benham, 1874-1962. Edith Benham Helm papers, 1915-1961.
- Helm, Jeanette I. Jeanette I. Helm papers.
- Henderson, Harold Gould. Harold Gould Henderson papers, 1918-1955.
- Henderson, Loy W. (Loy Wesley), 1892-1986. Loy W. Henderson papers, 1918-1984.
- Henny Fuchs Freud papers.
- Henry A. Wallace papers, 1931-1945.
- Henry Aaron Hill papers, 1867-1979.
- Henry Albert Monday collection relating to Mexico, 1522-1935.
- Henry Barrett Learned papers, 1907-1931.
- Henry Brandon papers, 1939-1994.
- Henry Cowell music manuscripts, 1909-1965.
- Henry Denker papers, 1929-2009.
- Henry Dumont and Nina Webster Dumont papers, 1905-1943.
- Henry Dumont papers.
- Henry F. Pringle papers, 1932-1957.
- Henry Harley Arnold papers, 1903-1989.
- Henry Justin Allen papers, 1896-1942.
- Henry Morgenthau papers, 1795-1941.
- Henry P. Joslyn music manuscripts, 1912-1971.
- Henry Prather Fletcher papers, 1898-1958.
- Henry Putney Beers papers, 1910-1992.
- Henry Quastler papers.
- Henry Robinson Luce papers, 1917-1967.
- Henry S. Pritchett papers, 1876-1967.
- Henry Sapoznik collection, circa 1920-1960.
- Henry Shapiro papers, 1920-1992.
- Henry T. Allen papers, 1806-1933.
- Henry Thomas Rainey papers, 1904-1934.
- Henry White Edgerton papers, 1910-1970.
- Henry White papers, 1812-1931.
- Henry William Parsons papers, 1871-1986.
- Hensley, Stewart, 1913-1976. Stewart Hensley papers, 1936-1975.
- Herbert A. Philbrick papers, 1849-1997.
- Herbert Adair Heidepriem collection 1940-1947.
- Herbert Bain Knowles papers, 1941-1945.
- Herbert Benjamin papers, 1915-2004.
- Herbert Block papers, 1863-2002.
- Herbert Corey papers, 1847-1954.
- Herbert E. French photograph collection.
- Herbert Eugene Ives papers.
- Herbert H. Coburn dance program collection, 1934-1988.
- Herbert Halpert collection, 1930-2004.
- Herbert Hill papers, 1869-2004.
- Herbert Putnam papers, 1783-1958.
- Herbert T. Kalmus papers, 1904-1963.
- Hergesheimer, Joseph, 1880-1954. Joseph Hergesheimer papers.
- Herman Hollerith papers, 1850-1982.
- Herman Langinger music publishing files, 1889-1972.
- Herman R. Friis cartographic manuals collection.
- Herman Wouk papers, 1920-2019.
- Hermann Hagedorn papers, 1912-1933.
- Hermit's cave collection.
- Herndon-Weik collection of Lincolniana, circa 1824-1933.
- Herndon, William Henry, 1818-1891. William Henry Herndon papers. 1849-1891.
- Hernried, Robert. Robert Hernried papers, 1907-1951.
- Herold J. Wiens collection, 1939-1971.
- Herscher, Lou (Louis), 1894-1974. Lou Herscher music manuscripts, 1896-1968.
- Herta Moselsio photographs of Martha Graham's Lamentation, circa 1939.
- Herzfeld, Charles, 1925-2017. Charles Herzfeld papers, 1892-2014.
- Heuisler, Katharine Louise, 1911-1994. Katharine Louise Heuisler collection, 1937-1946.
- Hewes, Agnes Danforth. Agnes Danforth Hewes papers.
- Hewes, Laurence I. (Laurence Ilsley), Sr., 1876-1950. Laurence I. Hewes Sr. papers.
- Hewes, Laurence Ilsley, Jr., 1902-1989. Laurence Ilsley Hewes Jr. papers, 1911-2019.
- Hewes, Patricia Jackson, 1900-1976. Patricia Jackson Hewes memoir.
- Hewitt, H. Kent (Henry Kent), 1887-1972. H. Kent Hewitt papers, 1903-1972.
- Hilary Pollard Jones papers, 1889-1937.
- Hildebrandt, A. (Alfred), 1870-1949. A. Hildebrandt papers, 1826-1943.
- Hileman, Grace. Grace Hileman correspondence. 1923-1936.
- Hill, Henry Aaron, 1915-1979. Henry Aaron Hill papers, 1867-1979.
- Hill, Herbert, 1924-2004. Black labor and the American legal system. 1977.
- Hill, Herbert, 1924-2004. Citizen's guide to desegregation; a study of social and legal change in American life. 1955.
- Hill, Herbert, 1924-2004. Herbert Hill papers, 1869-2004.
- Hill, John Philip, 1879-1941. John Philip Hill scrapbooks, 1906-1938.
- Hillard, Harriet Low, 1809-1877. Harriet Low Hillard papers.
- Hillcrest Children's Center (Washington, D.C.). Hillcrest Children's Center (Washington, D.C.) records, 1815-1966.
- Hillcrest Children's Center (Washington, D.C.). Hillcrest Children's Center (Washington, D.C.) records. 1953-1966.
- Hillcrest Children's Center (Washington, D.C.) records, 1815-1966.
- Hillcrest Children's Village (Washington, D.C.) Hillcrest Children's Village (Washington, D.C.) records. 1927-1953.
- Hilsberg, Leon, 1887-1957. Leon Hilsberg collection, 1906-1941.
- Himmler, Heinrich, 1900-1945. Himmler Files.
- Hines, John Leonard, 1868-1968. John Leonard Hines map collection.
- Hines, John Leonard, 1868-1968. John Leonard Hines papers, 1881-1944.
- Hines, Lewis Graham, 1888-1960. Lewis Graham Hines papers, 1916-1959.
- Hiram Collins Haydn papers, 1874-1978.
- Hitchcock, Gilbert M. (Gilbert Monell), 1859-1934. Gilbert M. Hitchcock papers, 1910-1935.
- Hobby, Oveta Culp, 1905-1995. Oveta Culp Hobby papers, 1941-1997.
- Hobson, Richmond Pearson, 1870-1937. Richmond Pearson Hobson papers, 1889-1966.
- Hoctor, Harriet. Harriet Hoctor collection, 1868-1977.
- Hoffman, Daniel, 1923-2013. Daniel Hoffman papers, 1918-2012.
- Holden Chester Richardson papers, 1844-1946.
- Hollerith, Herman, 1860-1929. Herman Hollerith papers, 1850-1982.
- Hollister family. Hayes, Hollister, and Kelman families papers, 1826-2012.
- Hollister family papers.
- Hollister, Margaret Hayes, 1917- Margaret Hayes Hollister papers.
- Holman, Frank E. (Frank Ezekiel), 1886- Frank E. Holman papers.
- Holmes, John Haynes, 1879-1964. John Haynes Holmes papers, 1899-1983.
- Holmes, Oliver Wendell, 1809-1894. Oliver Wendell Holmes papers, 1837-1931.
- Holmes, Oliver Wendell, Jr., 1841-1935. Manuscript holdings from the Library of Oliver Wendell Holmes, Jr. : ca. 1450-1935.
- Homburger, Freddy. Freddy Homburger papers, 1926-1990.
- Homer Sarasohn papers, 1936-2001.
- Hooper, Edwin Bickford. Edwin Bickford Hooper papers, 1842-1986.
- Hooper, Stanford Caldwell, 1884-1955. Stanford Caldwell Hooper papers, 1899-1955.
- Hoover, Irwin Hood, 1871-1933. Irwin Hood Hoover papers, 1909-1933.
- Hope, Bob, 1903-2003. Bob Hope collection, circa 1900-2009.
- Hope Ridings Miller papers, 1887-1998.
- Hopekirk, Helen. Helen Hopekirk collection, 1875-1954.
- Hopkins, Cornelia Lee, 1780-1815. Cornelia Lee Hopkins papers.
- Hopper, Bruce C. (Bruce Campbell), 1892-1973. Bruce C. Hopper papers.
- Horace Callaway Carlisle papers.
- Horace Callaway Carlisle poems, 1900-1956.
- Horace Traubel and Anne Montgomerie Traubel papers, 1824-1979.
- Horace Traubel papers.
- Hornaday, William T. (William Temple), 1854-1937. William T. Hornaday papers, 1866-1975.
- Hornak family album.
- Horne, Frederick Joseph, 1880-1959. Frederick Joseph Horne papers, 1893-1967.
- Horner, Frederick Cecil, 1887-1974. Frederick Cecil Horner papers, 1917-1960.
- Horwitz, Harold, 1921-2011. Harold Horwitz collection, 1943-1946.
- Hostos, Eugenio Carlos de, 1879-1959. Eugenio María de Hostos and Eugenio Carlos de Hostos papers. 1865-1990.
- Hostos, Eugenio María de, 1839-1903. Eugenio María de Hostos and Eugenio Carlos de Hostos papers. 1865-1990.
- Houdry, Eugene Jules, 1892-1962. Eugene Jules Houdry papers, 1931-1980.
- Housman, A. E. (Alfred Edward), 1859-1936. A.E. Housman papers, 1906-1940.
- Houston, Charles Hamilton, 1895-1950. Charles Hamilton Houston papers. 1871-1935.
- Houston family. William LePre Houston family papers, 1777-1936.
- Houston L. Maples family collection on Russian theatre, opera, and ballet, 1940-2004.
- Houston Maples Bolshoi Theatre Opera and Ballet materials.
- Houston, William LePre. William LePre Houston family papers, 1777-1936.
- Hovhaness, Alan, 1911-2000. Alan Hovhaness music manuscripts, 1939-1969.
- Howard E. Reinheimer papers, 1924-1973.
- Howard family. Howard-von Recum family papers, 1869-1972.
- Howard family papers.
- Howard, Henry, Sir, 1843-1921. Howard-von Recum family papers, 1869-1972.
- Howard, Jack R. (Jack Rohe), 1910- Jack R. Howard papers.
- Howard, Roy Wilson, 1883-1964. Roy Wilson Howard papers, 1911-1966.
- Howard Teichmann papers, 1857-2001.
- Howard-von Recum family papers, 1869-1972.
- Hoyt Sanford Vandenberg papers, 1942-1954.
- Hubbard, Charlotte Moton, 1911-1994. Charlotte Moton Hubbard papers.
- Huebsch, B. W. (Benjamin W.), 1876-1964. B.W. Huebsch papers, 1893-1964.
- Hugh Chisholm papers, 1917-1993.
- Hugh Lenox Scott papers, 1582-1981.
- Hughes, Charles Evans, 1862-1948. Charles Evans Hughes papers, 1836-1950.
- Hughes, David Charles, 1832-1909. David Charles Hughes papers.
- Hughes, Everett Strait, 1885-1957. Everett Strait Hughes map collection.
- Hughes, Everett Strait, 1885-1957. Everett Strait Hughes papers, 1903-1975.
- Hughes, Langston, 1902-1967. Langston Hughes papers. 1941-1945.
- Hugo Kortschak correspondence and photographs, 1904-1950.
- Hugo LaFayette Black papers, 1883-1976.
- Hugo Leichtentritt papers, 1888-1972.
- Hull, Anne. Anne Hull papers, 1894-1981.
- Hull, Cordell, 1871-1955. Cordell Hull papers, 1908-1956.
- Hume Cronyn and Jessica Tandy papers, 1885-2007.
- Hummel, Arthur W. (Arthur William), Sr., 1884-1975. Arthur W. Hummel Sr. correspondence series, Library of Congress archives, 1927-1942.
- Humphrey, William E. (William Ewart), 1862-1934. William E. Humphrey papers, 1903-1936.
- Hunsberger, George S., 1914- George S. Hunsberger papers.
- Huntington Cairns papers, 1780-1984.
- Huntington Gilchrist papers, 1913-1973.
- Hurn, William, Jr., 1894-1925. William Hurn, Jr., collection 1917-2014.
- Hürten, Heinz. Waldemar Gurian; ein Zeuge der Krise unserer Welt in der ersten Hälfte des 20. Jahrhunderts. 1972.
- Hussey, Alfred Rodman, -1964. Alfred Rodman Hussey papers, 1944-1964.
- Huston Thompson papers, 1908-1965.
- H.V. Greenough papers, 1937-1972.
- Hyde, Dorsey William, 1888-1955. Dorsey William Hyde papers, 1757-1955.
- Hyman, Stanley Edgar, 1919-1970. Stanley Edgar Hyman papers, 1932-1978.
I
- Ian Mumford World War II cartographic intelligence reports collection.
- Ickes, Harold L. (Harold LeClair), 1874-1952. Harold L. Ickes papers.
- Ickes, Harold L. (Harold LeClair), 1874-1952. Harold L. Ickes papers, 1815-1969.
- Igor Stravinsky family correspondence, 1930, 1939-1965.
- Igor Stravinsky / Robert Craft collection, 1912-1966.
- I.I. Rabi papers, 1899-1989.
- Ince, Thomas H. Thomas H. Ince papers, 1913-1964.
- Ingersoll, Royal E. (Royal Eason), 1883-1976. Royal Rodney Ingersoll and Royal E. Ingersoll papers. 1884-1931.
- Ingersoll, Royal Rodney, 1847-1931. Royal Rodney Ingersoll and Royal E. Ingersoll papers, 1866-1935.
- Initiatives of Change (Organization). Initiatives of Change records. (2)
- Inman, Samuel Guy, 1877-1965. Samuel Guy Inman papers, 1901-1965.
- Institute for Intercultural Studies. Institute for Intercultural Studies records.
- Institute of the Aerospace Sciences archives, 1783-1962.
- Institute of the Aerospace Sciences. Institute of the Aerospace Sciences archives.
- Instytut mystet︠s︡tvoznavstva, folʹkloru ta etnohrafiï im. M.T. Rylʹsʹkoho. Rylʹsʹkyĭ Institute Ukrainian cylinder collection, 1908-1930s.
- Inter-Service Topographical Department World War II map collection.
- Inter-Service Topographical Department World War Two map collection.
- International Council of Women. International Council of Women records, 1931-1957.
- International Council of Women records, 1931-1957.
- International Psycho-Analytical Association. International Psycho-Analytical Association records.
- International World Calendar Association. International World Calendar Association records.
- Ira Eaker papers, 1917-1989.
- Ira Gershwin files from the law office of Leonard Saxe, 1935-1967.
- Irene Aloha Wright papers, 1620-1977.
- Irita Van Doren papers, 1920-1967.
- Irvine Luther Lenroot papers, 1858-1971.
- Irving Berlin collection, 1895-1990.
- Irving Brant papers, 1910-1977.
- Irving Langmuir papers, 1871-1957.
- Irving R. Kaufman papers, 1934-1992.
- Irving R. Levine papers, 1930-2009.
- Irwin Bazelon collection.
- Irwin Bazelon papers, 1913-2009.
- Irwin Hood Hoover papers, 1909-1933.
- Isabel Gordon Carter collection, 1921-1942.
- Isabella Karle and Jerome Karle papers, 1912-2010.
- Isabelle Sayers papers, circa 1886-1980.
- Isakower, Otto, 1899-1972. Otto Isakower and Salomea Isakower papers, 1880-1975.
- Isakower, Salomea, 1888- Otto Isakower and Salomea Isakower papers. 1880-1975.
- Isobel Stone operettas, 1932-1957.
- Isthmian Canal Commission (U.S.) Isthmian Canal Commission (U.S.) records.
- Italian captured documents collection, 1925-1945.
- Ives, Burl, 1909-1995. Burl Ives collection, 1919-1965.
- Ives, Frederic Eugene, 1856-1937. Frederic Eugene Ives and Herbert Eugene Ives papers, 1869-1957.
- Ives, Herbert Eugene, 1882-1953. Frederic Eugene Ives and Herbert Eugene Ives papers. 1869-1957.
- Izard, Elizabeth C. (Elizabeth Carter), approximately 1774-1826. Elizabeth C. Izard papers.
- Izzy Young collection 1942-2016.
J
- J. Franklin Jameson papers, 1604-1994.
- J. Laurence Laughlin papers, 1902-1931.
- J. Neilson Barry manuscript maps collection tracing the exploration of Lewis and Clark in the Pacific Northwest.
- J. Robert Oppenheimer papers, 1799-1980.
- J. Skelly Wright papers, 1933-1987.
- J. Thomas Schneider papers, 1915-1960.
- Jack Butterworth collection of silent film cues, 1917-1929.
- Jack, Cerise C. Cerise C. Jack papers relating to the Sacco and Vanzetti case, circa 1921-1999.
- Jack Delano papers, 1927-1995.
- Jack Eshe World War II aeronautical charts collection.
- Jack Kapp collection, circa 1900-1949.
- Jack Kroll papers, 1919-1969.
- Jackie Robinson papers, 1934-2012.
- Jackson, Nelson C. (Nelson Crews), 1907- Nelson C. Jackson papers.
- Jackson, Robert H., 1892-1954. Robert H. Jackson papers, 1816-1983.
- Jackson, Shirley, 1916-1965. Shirley Jackson papers, 1932-1991.
- Jacobi, Mary Putnam, 1842-1906. Mary Putnam Jacobi correspondence.
- Jacobo Ficher collection, 1864-1997.
- Jacobs-Bond, Carrie, 1862-1946. Carrie Jacobs-Bond collection, circa 1896-circa 1944.
- Jacobs-Bond collection, circa 1896-circa 1944.
- Jacobson, Edith. Edith Jacobson papers, 1922-1977.
- Jacoby, John Francis Lucas. John Francis Lucas Jacoby and Ralph Jacoby commonplace book and ledger. circa 1773.
- Jacoby, Ralph, 1768-1822. John Francis Lucas Jacoby and Ralph Jacoby commonplace book and ledger. circa 1773.
- Jaffe, Ralph Samuel, 1907-1992. Ralph Samuel Jaffe collection, 1924-1945.
- Jaffe, Sam, 1891-1984. Sam Jaffe papers, 1915-1991.
- James A. Farley papers, 1790-1976.
- James A. Michener papers, 1906-1992.
- James Alexander Robertson papers, 1816-1939.
- James Couzens papers, 1903-1940.
- James Harold Doolittle papers, 1919-1990.
- James J. Davis papers, 1895-1946.
- James Kirsch papers, 1928-1975.
- James Louis Robertson papers, 1869-1981.
- James M. Cain papers, 1901-2004.
- James M. Goode collection.
- James Madison Carpenter collection, 1928-1987.
- James, Marquis, 1891-1955. Marquis James papers, 1914-1955.
- James Martin Barnes papers, 1918-1958.
- James McCauley Landis papers, 1916-2004.
- James McKeen Cattell papers, 1835-1948.
- James McNeill Whistler papers.
- James P. McGranery and Regina Clark McGranery papers, 1909-1975.
- James P. McGranery papers.
- James Rudolph Garfield papers, 1879-1950.
- James Wadsworth family papers, 1730-1959.
- James Wyche Green papers, 1921-2012.
- Jameson, J. Franklin (John Franklin), 1859-1937. J. Franklin Jameson papers, 1604-1994.
- Jan Papánek papers, 1917-1967.
- Jane Dudley papers, 1909-2001.
- Janet Flanner and Natalia Danesi Murray papers, 1940-1984.
- Janeway, Eliot. Eliot Janeway and Elizabeth Janeway papers, 1941-1968.
- Janeway, Elizabeth. Eliot Janeway and Elizabeth Janeway papers. 1941-1968.
- Jardine, William Marion, 1879-1955. William Marion Jardine papers, 1908-1955.
- Jascha Heifetz collection, 1802-1987.
- Jascha Heifetz papers, 1786-1991.
- J.B. Lippincott & Co. J.B. Lippincott & Co. records.
- Jean Joseph Maurice Dartigue papers, 1941-1945.
- Jean Louise Wade Turner collection 1941-1945.
- Jean Ritchie and George Pickow collection, 1923-2015.
- Jeanne S. Mintz papers, 1928-1993.
- Jeannette Thurber Connor collection of Floridiana, 1570-1927.
- Jefferson Patterson papers, 1824-1981.
- Jekels, Ludwig, 1867-1954. Ludwig Jekels papers, 1892-1985.
- Jelliffe, Helena Dewey Leeming, -1916. Correspondence and diary.
- Jelliffe, Smith Ely, 1866-1945. Smith Ely Jelliffe papers, 1882-1977.
- Jennie Lorenz collection relating to Charlotte Cushman, 1830-1960.
- Jennie Lorenz papers.
- Jerauld Wright papers, 1853-1960.
- Jerome Kern collection, 1905-1951.
- Jerome Paul Shuchter collection, 1943-1956.
- Jerry Marrion collection of performer promotional photographs, 1930s-1940s.
- Jerry Valburn collection on Duke Ellington , 1924-1989.
- Jesse H. Jones papers, 1916-1960.
- Jessup, Lois Kellogg, 1898-1986. Lois Walcott Kellogg Jessup papers.
- Jessup, Philip C. (Philip Caryl), 1897-1986. Philip C. Jessup papers, 1574-1983.
- J.F. Sanders World War II aeronautical chart collection.
- J.F. Shafroth papers, 1926-1945.
- J.G. Randall and Ruth Painter Randall papers, 1779-1970.
- J.G. Randall papers.
- Jim Walsh papers, 1867-1987, and undated.
- Jiménez, Juan Ramón, 1881-1958. Juan Ramón Jiménez papers, 1901-1954.
- Jo Davidson papers, 1906-1952.
- Joe Haymes big band arrangements, 1920-1960.
- Joel Thompson Boone papers, 1755-1971.
- John A. Lomax and Alan Lomax papers, 1907-1969.
- John Adams Kingsbury papers, 1841-1966.
- John Alden Carpenter collection, 1891-1961.
- John Aldrich Stephenson collection of the Hand, Fiske, and Aldrich families papers, 1745-1966.
- John Archer Lejeune papers, 1815-1950.
- John Barrett papers, 1861-1943.
- John Bartlow Martin papers, 1900-1986.
- John Bassett Moore papers, 1866-1949.
- John Berryman papers, 1942-1982.
- John Bigelow papers, 1492-1936.
- John Burroughs papers.
- John C. Merriam papers, 1899-1938.
- John Callan O'Laughlin papers, 1895-1949.
- John Carroll Parent, Sr., collection 1907-2015.
- John Clement Fitzpatrick papers, 1927-1941.
- John Cohen collection, circa 1939-2019.
- John D. Reid Collection of early American jazz.
- John D. Reid papers, 1908-1993.
- John D. Whiting papers, 1890-1970.
- John Davis Batchelder ephemera and special collections, 2200 BCE-1948.
- John D.M. Hamilton papers, 1935-1972.
- John Dougall Metcalfe papers, 1878-1996.
- John Edward Erickson papers.
- John Edward Stavast Jr. collection. 1965-2016.
- John F. Callahan papers, 1917-1963.
- John Forsyth Meigs papers, 1914-1940.
- John Fox World War II map collection.
- John Franklin Shafroth papers.
- John H. Towers papers, 1830-1989.
- John Haynes Holmes papers, 1899-1983.
- John Hays Hammond papers, 1908-1965.
- John J. Ballentine papers, 1913-1973.
- John J. Bayer papers, 1928-1956.
- John J. Pershing papers, 1882-1971.
- John J. Walsh papers, 1933-2004.
- John Jacob Wolfe and Esther Blum Wolfe papers, 1929-2012.
- John Jacob Wolfe papers.
- John Kieran papers, 1917-1985.
- John L. McCrea papers, 1898-1984.
- John L. McCrea papers (Naval Historical Foundation collection).
- John Lansing Callan papers, 1907-1956.
- John Leonard Hines papers, 1881-1944.
- John M. Murray papers, 1915-1982.
- John McAuley Palmer papers, 1863-1977.
- John McGlinn collection, 1890s-2010.
- John Osborne papers, 1900-1983.
- John P. Frank papers.
- John P. Frey papers, 1891-1951.
- John Paul Frank papers, 1936-2000.
- John Philip Hill papers.
- John Philip Hill scrapbooks, 1906-1938.
- John Philip Sousa collection 1849-2004.
- John Pierce Langs papers, 1896-2001.
- John Randolph papers, 1903-1927.
- John Secrist Jr. papers, 1919-1973.
- John Spalding Flannery papers, 1902-1953.
- John Spencer Bassett papers, 1770-1978.
- John Steinbeck papers, 1939-1990.
- John Thomas Schneider papers.
- John Toland papers, 1944-1965.
- John Vachon papers, 1913-1995.
- John Von Neumann and Klára Dán Von Neumann papers, 1912-2000.
- John Von Neumann papers.
- John W. Colbert papers, 1895-1966.
- John W. Moyer map collection.
- John William Colbert papers.
- John Wills Greenslade correspondence transcripts, 1900-2010.
- John Wills Greenslade papers.
- John Wills Greenslade papers, 1847-1961.
- Johnson, Adelaide, 1859-1955. Adelaide Johnson papers, 1873-1947.
- Johnson, Eric. Eric Johnson collection of Ernest Bloch photographs, 1896-2008.
- Johnson, Hall, 1888-1970. Hall Johnson papers, 1913-1980.
- Johnson, Nelson T. (Nelson Trusler), 1887-1954. Nelson T. Johnson papers, 1916-1955.
- Johnson, William, 1771-1834. William Johnson papers in the Charles E. Feinberg collection. 1944-1945.
- Johnston, Eugene Edwin, 1915-2006. Eugene Edwin Johnston papers, 1912-2008.
- Johnston, Frances Benjamin, 1864-1952. Frances Benjamin Johnston papers, 1855-1956.
- Johnston, Frances Benjamin, 1864-1952. Frances Benjamin Johnston photograph collection (Library of Congress).
- Johnston, Frances Benjamin, 1864-1952. Papers of Frances Benjamin Johnston.
- Johnston, John, 1852-1927. John Johnston papers.
- Johnston, Mercer Green, 1868-1954. Mercer Green Johnston papers, 1860-1954.
- Johnston photograph collection.
- Joint Army and Navy Committee on Welfare and Recreation, Sub-Committee on Music papers, 1920-1950.
- Joint Committee on Materials for Research. Joint Committee on Materials for Research records, 1925-1940.
- Joint Committee on Materials for Research records, 1925-1940.
- Jones, Ernest, 1879-1958. Ernest Jones writings.
- Jones, Hilary Pollard, 1863-1938. Hilary Pollard Jones papers, 1889-1937.
- Jones, Jesse H. (Jesse Holman), 1874-1956. Jesse H. Jones papers, 1916-1960.
- Jordan family papers.
- Jordan, Nelson W., 1842-1922. Nelson W. Jordan family papers, circa 1864-2003.
- Jordan, Vernon E. (Vernon Eulion), Jr., 1935-2021. Vernon E. Jordan papers.
- José María Castro papers, 1907-2001.
- Josef Breitenbach collection.
- Joseph Alsop and Stewart Alsop papers, 1699-1989.
- Joseph Alsop papers.
- Joseph Arthur Moore papers, 1910-1927.
- Joseph Barnes papers, 1930-1952.
- Joseph Cowles Mehaffey papers, 1925-1959.
- Joseph Edward Davies papers, 1860-1958.
- Joseph J. Roberts family papers, 1839-2001.
- Joseph Jenkins Roberts family papers.
- Joseph Kingsbury-Smith papers, 1902-2009.
- Joseph Nathan Kane collection, 1938-1939.
- Joseph P. Tumulty papers, 1898-1969.
- Joseph Pennell papers.
- Joseph Pulitzer papers, 1897-1958.
- Joseph Royston Gathings, I, collection, 1914-1936.
- Joseph S. Hall collection, 1932-1975.
- Joseph S. Hall Great Smoky Mountains collection of speech, music, and folklore.
- Joseph Sanford Wade papers, 1898-1955.
- Joseph Strauss papers, 1884-1949.
- Joseph Taggart McNarney papers, 1917-1957.
- Joseph Warren Beach papers, 1891-1955.
- Joshua Logan papers, 1723-1992.
- Joslyn, Henry P., 1884-1931. Henry P. Joslyn music manuscripts, 1912-1971.
- Juan B. Rael collection, 1939-1999.
- Juan Ramón Jiménez papers, 1901-1954.
- Juanita Kidd Stout papers, 1873-1998.
- Jubal Anderson Early papers, 1829-1930.
- Judah, Noble Brandon, -1938. Noble Brandon Judah papers, 1937-1994.
- Judith Chazin-Bennahum photograph collection relating to Antony Tudor, 1932-1971.
- Judson King papers, 1900-1959.
- Julia Vincent Cross papers, 1854-1991.
- Juliana L. Knoepfmacher papers, 1929-1980.
- Julius A. Krug papers, 1936-1950.
- Julius Augustus Furer papers, 1910-1962.
- Julius Goebel papers, 1873-1930.
- Julius Gold collection, 1858-1964.
- Jump Records (Firm). Jump Records papers, 1949-2000.
- Jump Records papers, 1949-2000.
- Justin G. Turner autograph collection, 1763-1968.
K
- K. Aage Strand papers, 1875-1999.
- Kalmus, Herbert T. (Herbert Thomas), 1881-1963. Herbert T. Kalmus papers, 1904-1963.
- Kane, Joseph Nathan, 1899-2002. Joseph Nathan Kane collection, 1938-1939.
- Kanin, Garson, 1912-1999. Garson Kanin papers, 1941-1965.
- Kanin, Garson, 1912-1999. Ruth Gordon and Garson Kanin papers. 1921-1993.
- Kantor, Effie McKinlay, 1879-1931. Effie McKinlay Kantor papers.
- Kantor, Irene Layne, 1905-1982. Irene Layne Kantor papers.
- Kantor, MacKinlay, 1904-1977. MacKinlay Kantor papers, 1885-1998.
- Kapp, Jack, 1901-1949. Jack Kapp collection, circa 1900-1949.
- Karl Bender World War II German military intelligence map collection.
- Karl Jay Shapiro papers, 1947-1964.
- Karl Jay Shapiro papers in the Charles E. Feinberg collection, 1930-1963.
- Karle, Isabella, 1921-2017. Isabella Karle and Jerome Karle papers.
- Karle, Jerome. Isabella Karle and Jerome Karle papers.
- Katharine Amend Kellock papers, 1924-1969.
- Katharine Louise Heuisler collection, 1937-1946.
- Katharine McCook Knox papers, 1802-1975.
- Katherine Anne Porter papers, 1935-1974.
- Katherine Dunham collection, 1920-2006.
- Katherine Garrison Chapin papers, 1930-1972.
- Katherine Young collection.
- Kathleen Lanier Harriman Mortimer papers, 1933-2011.
- Katie Louchheim papers, 1906-1991.
- Kaufman, George S. (George Simon), 1889-1961. George S. Kaufman and Anne Kaufman Schneider papers, circa 1892-1998.
- Kaufman, George S. (George Simon), 1889-1961. George S. Kaufman papers, 1911-1941.
- Kaufman, Irving R. (Irving Robert), 1910-1992. Irving R. Kaufman papers, 1934-1992.
- Kaufman, Louis, 1905-1994. Louis Kaufman collection, 1925-2008.
- Kaye, Danny. Danny Kaye and Sylvia Fine collection, 1913-1992.
- K.C. Emerson papers, 1937-1994.
- Keeper of the Collections series, Library of Congress archives, 1900-1971.
- Keith, Carlos. Carlos Keith papers.
- Keller, Helen, 1880-1968. Helen Keller papers, 1842-1954.
- Keller, Shirley (Guitarist). Vodou religious expression in Haiti collected by Odette Mennesson Rigaud, Milo Rigaud, and Shirley Keller, 1944-1985.
- Kellinger, Cesi, 1922-2014. Cesi Kellinger collection of dance materials, 1842-1994.
- Kellock, Harold, 1879-1953. Harold Kellock papers. 1929.
- Kellock, Katharine Amend, 1892-1984. Katharine Amend Kellock papers, 1924-1969.
- Kelman family. Hayes, Hollister, and Kelman families papers, 1826-2012.
- Kelman family papers.
- Kelman, John, 1864-1929. John Kelman papers.
- Kelton, J. C. (John Cunningham), 1828-1893. J.C. Kelton papers.
- Ken McCormick collection of Doubleday and Company, inc., records, 1882-1992.
- Kendrick-Brooks family papers, 1831-2000.
- Kendrick family. Kendrick-Brooks family papers, 1831-2000.
- Kendrick, Hattie, 1894-1989. Hattie Kendrick papers. 1942-2000.
- Kendrick, Ruby Moyse, 1886-1986. Ruby Moyse Kendrick papers. 1892-1995.
- Kenje Ogata collection, 1924-2002, 2008, 2011.
- Kennan, George, 1845-1924. George Kennan papers, 1840-1937.
- Kennedy, J. C. G. (Joseph Camp Griffith), 1813-1887. J.C.G. Kennedy diary. 1851.
- Kenneth B. Clark and Associates. Kenneth B. Clark and Associates records.
- Kenneth Bancroft Clark papers, 1897-2003.
- Kenneth Lewis Roberts papers, 1919-1956.
- Kenyon L. Butterfield papers, 1889-1970.
- Kermit Roosevelt and Belle Roosevelt papers, 1725-1975.
- Kermit Roosevelt papers.
- Kern collection, 1905-1945.
- Kern, Jerome, 1885-1945. Jerome Kern collection, 1905-1951.
- Key Pittman papers, 1898-1951.
- Kieran, John, 1892-1981. John Kieran papers, 1917-1985.
- Kilroe, Edwin P. Edwin P. Kilroe papers, 1929-1950.
- Kincaid, Earle H. (Earle Hill), 1894-1961. Earle H. Kincaid papers, 1917-1972.
- King, Ernest Joseph, 1878-1956. Ernest Joseph King papers, 1908-1991.
- King, Judson, 1872-1958. Judson King papers, 1900-1959.
- King, Morris Perelmuter. Morris Perelmuter King collection, 1944-1949.
- Kingsbury, John Adams, 1876-1956. John Adams Kingsbury papers, 1841-1966.
- Kingsbury-Smith, Joseph, 1908-1999. Joseph Kingsbury-Smith papers, 1902-2009.
- Kirk Munroe papers, 1850-1940.
- Kirsch, James. James Kirsch papers, 1928-1975.
- Kirstein, Lincoln, 1907-1996. American Ballet Caravan music scores, 1935-1947.
- Klára Dán Von Neumann papers.
- Kleiman, Robert, 1918-2004. Robert Kleiman papers, 1935-1983.
- Kleine, George. George Kleine papers, 1886-1946.
- Kleine, George. Select papers from the George Kleine film collection.
- Kleine, George. Select papers from the George Kleine film collection, 1886-1946.
- Klemperer, Otto, 1885-1973. Otto Klemperer archive, 1792-1988.
- Kline, Burton, 1877-1958. Burton Kline papers, 1896-1954.
- Klyce, Scudder, 1879-1933. Scudder Klyce papers, 1911-1933.
- Klyce, Scudder, 1879-1933. Universe. 1921.
- Knoepfmacher, Juliana L., 1899-1974. Juliana L. Knoepfmacher papers, 1929-1980.
- Knott, Sarah Gertrude, 1895-1984. Sarah Gertrude Knott papers, 1934-2003.
- Knowles, Herbert Bain, 1894-1976. Herbert Bain Knowles papers, 1941-1945.
- Knox, Annie Reid, 1876-1958. Annie Reid Knox papers. 1936-1954.
- Knox, Dudley Wright, 1877-1960. Dudley Wright Knox papers, 1864-1950.
- Knox, Frank, 1874-1944. Frank Knox papers, 1898-1954.
- Knox, Katharine McCook. Katharine McCook Knox papers, 1802-1975.
- Kobak, Edgar, 1895-1962. Edgar Kobak papers, 1916-1966.
- Kocivar, Ben. Ben Kocivar interview with Bernt Balchen. 1972.
- Kogan, David A., 1916-. David Kogan papers, 1941-2002.
- Kolisch, Rudolf, 1896-1978. Rudolf Kolisch collection, 1921-1943.
- Koller, Carl, 1857-1944. Carl Koller papers, 1866-1988.
- Kolodny, Saul. Saul Kolodny papers, 1940-1983.
- Korngold, Erich Wolfgang, 1897-1957. Erich Wolfgang Korngold collection, 1889-2008.
- Korson, George Gershon, 1899-1967. Coal dust on the fiddle; songs and stories of the bituminous industry.
- Korson, George Gershon, 1899-1967. George Korson collection, 1913-1975.
- Korson, Rae. Rae Korson papers, 1937-1982.
- Kortschak, Hugo, 1884-1957. Hugo Kortschak correspondence and photographs, 1904-1950.
- Kostelanetz, Andre, 1901-1980. Andre Kostelanetz collection, 1922-1984. (2)
- Kostelanetz, Andre, 1901-1980. Publicity and awards from the Andre Kostelanetz collection, 1936-1963.
- Koszarski, Richard. Richard Koszarski collection of research material on the early history of Universal Pictures Corporation, 1906-1996.
- Koussevitzky archive 1880-1978.
- Koussevitzky, Serge, 1874-1951. Serge Koussevitzky archive, 1880-1978.
- Kovar, Leonard John, 1922-2022 Leonard John Kovar collection 1922-2003.
- Kowalski, Frank, 1907-1974. Frank Kowalski papers, 1925-1976.
- Krafchik, Jennifer. Jennifer Krafchik papers.
- Krausz, Laszlo. Laszlo Krausz portraits of musicians, 1947-1971.
- Kreisler collection, 1845-1969.
- Kreisler, Fritz, 1875-1962. Fritz Kreisler collection, 1845-1969.
- Krellberg, Sherman, 1892-1979. Sherman Krellberg papers, 1919-1989.
- Kremer, Alvin W. (Alvin Webster), 1904-1990. Alvin W. Kremer, Keeper of the Collections, correspondence and reports. 1946-1947.
- Kris, Ernst, 1900-1957. Ernst Kris and Marianne Kris papers.
- Kris, Marianne, 1900-1980. Ernst Kris and Marianne Kris papers.
- Kroeber, A. L. (Alfred Louis), 1876-1960. A.L. Kroeber writings, 1923-1957.
- Kroll, Jack, 1885-1971. Jack Kroll papers, 1919-1969.
- Kroll, Nathan. Radio and television scripts and music from the Nathan Kroll Collection, 1948-1951.
- Krueger, Karl, 1894-1979. Society for the Preservation of the American Musical Heritage collection, 1792-1969.
- Krug, Julius A. (Julius Albert), 1907-1970. Julius A. Krug papers, 1936-1950.
- Kubie, Lawrence S. (Lawrence Schlesinger), 1896-1973. Lawrence S. Kubie papers.
- Kubie, Lawrence S. (Lawrence Schlesinger), 1896-1973. Lawrence S. Kubie papers, 1916-1978.
- KWKH (Radio station : Shreveport, La.). Louisiana hayride collection, 1904-2006.
L
- L. Patrick Gray III papers, 1931-2008.
- La Follette, Belle Case, 1859-1931. Belle Case La Follette papers. 1879-1931.
- La Follette family. La Follette family papers, 1781-1988.
- La Follette family papers, 1781-1988.
- La Follette, Fola, 1882-1970. Fola La Follette papers. 1879-1970.
- La Follette, Mary Josephine, 1899-1988. Mary Josephine La Follette papers. 1925-1988.
- La Follette, Philip Fox, 1897-1965. Philip Fox La Follette papers. 1911-1971.
- La Follette, Robert M. (Robert Marion), 1855-1925. Robert M. La Follette papers. 1844-1925.
- La Follette, Robert M. (Robert Marion), 1895-1953. Robert M. La Follette papers. 1895-1960.
- La Motte, Ellen N. (Ellen Newbold), 1873-1961. Ellen N. La Motte collection on opium traffic, 1919-1933.
- Ladd, Valeria, 1892-1984. Valeria Ladd collection on the revived Greek dance, 1924-1967.
- Lafayette, Marie Joseph Paul Yves Roch Gilbert Du Motier, marquis de, 1757-1834. Marie Joseph Paul Yves Roch Gilbert Du Motier, marquis de Lafayette, papers, 1776-1934.
- Lake, Mayhew, 1879-1955. Mayhew Lake music manuscripts 1912-1955.
- Lakhman, Gizella. Gizella Lakhman papers, 1883-1969.
- Lamson-Scribner, F. F. Lamson-Scribner papers, 1885-1938.
- Land, Emory Scott, 1879-1971. Emory Scott Land papers, 1901-1972.
- Landis, James M. (James McCauley), 1899-1964. James McCauley Landis papers, 1916-2004.
- Landowska, Wanda. Wanda Landowska and Denise Restout papers, 1843-2002.
- Lane, Burton, 1912-1997. Burton Lane papers, 1915-2012.
- Lang, Pearl, 1921-2009. Pearl Lang papers, 1908-2008.
- Langelan, Martha J. Martha J. Langelan papers.
- Langinger, Herman. Herman Langinger music publishing files, 1889-1972.
- Langmuir, Irving, 1881-1957. Irving Langmuir papers, 1871-1957.
- Langs, John Pierce, 1882-1967. John Pierce Langs papers, 1896-2001.
- Larry Colwell dance photographs, 1944-1966.
- Lars E. Lind papers, 1913-2008.
- Lars Schmidt papers, 1910-2010.
- Larson family papers.
- Larson, Frans August, 1870-1957. Frans August Larson family papers, 1864-2021.
- Larson, Frans August, 1870-1957. Frans August Larson papers.
- Larson, Mary Rodgers, 1869-1947. Mary Rodgers Larson papers.
- Laszlo Krausz portraits of musicians, 1947-1971.
- Lathrop, William Addison. William Addison Lathrop papers.
- Laughlin, J. Laurence (James Laurence), 1850-1933. J. Laurence Laughlin papers, 1902-1931.
- Laura Wood Roper map collection.
- Laura Wood Roper papers, 1822-1982.
- Laurence A. Steinhardt papers, 1929-1950.
- Laurence Ilsley Hewes Jr. papers, 1911-2019.
- Laurence Picken papers, 1900-2001.
- Laurindo Almeida collection, 1912-1995.
- Laurindo Almeida papers, 1912-1995.
- Lauro Ayestarán collection, 1830-1966.
- Lavender, Robert A., 1889-1976. Robert A. Lavender papers, 1911-1976.
- Lavinia L. Dock papers, 1908-1949.
- Law Library records series, Library of Congress archives, 1905-1963.
- Lawrence, D. H. (David Herbert), 1885-1930. D.H. Lawrence correspondence, notes, and photographs, 1921-1930.
- Lawrence, Dorothea Dix, 1899-1979. Dorothea Dix Lawrence collection, 1856-1980.
- Lawrence E. Glendenin papers, 1935-2009.
- Lawrence E. Spivak papers, 1917-1994.
- Lawrence Elgin Glendenin papers.
- Lawrence S. Kubie papers, 1916-1978.
- Lawrie, Lee, 1877-1963. Lee Lawrie papers, 1908-1990.
- Layton family papers.
- Layton family. Pierson, Rioch, and Layton families papers, 1777-2012.
- LC archives.
- Le Gallienne, Eva, 1899-1991. Eva Le Gallienne papers, 1823-1997.
- Le Gallienne, Julie Nørregaard, 1863-1942. Julie Nørregaard Le Gallienne papers.
- Le Gallienne, Richard, 1866-1947. Richard Le Gallienne papers.
- Le Garrec, Mary Virginia Foreman. Mary Virginia Foreman Le Garrec collection on Artur Schnabel, 1893-1996.
- League of Composers (U.S.). Modern Music archives, 1909-1983.
- League of Nations. Advisory Committee on Traffic in Opium and Other Dangerous Drugs. League of Nations. Advisory Committee on Traffic in Opium and Other Dangerous Drugs records.
- League of Women Voters records, 1884-1986.
- League of Women Voters (U.S.). League of Women Voters records, 1884-1986.
- Leahy, William D. William D. Leahy papers, 1897-1959.
- Learned, Henry Barrett, 1868-1931. Henry Barrett Learned papers, 1907-1931.
- Leason Heberling Adams papers, 1919-1968.
- Lee, Ann Hill Carter, 1773-1829. Ann Hill Carter Lee papers.
- Lee, Anne Robinson McCarty, 1798-1840. Anne Robinson McCarty Lee papers.
- Lee, Charles Carter, 1798-1871. Charles Carter Lee papers.
- Lee de Forest papers, 1884-1955.
- Lee, Elizabeth Collins, -1858. Elizabeth Collins Lee papers.
- Lee family. Ethel Armes collection of Lee family papers, 1671-1936.
- Lee family papers.
- Lee, Francis Watts. Francis Watts Lee papers, 1845-1951.
- Lee, Henry, 1756-1818. Henry Lee papers.
- Lee, Henry, 1787-1837. Henry Lee papers.
- Lee Lawrie papers, 1908-1990.
- Lee, Mary Randolph Custis, 1807-1873. Mary Randolph Custis Lee papers.
- Lee McCardell papers, 1867-2009.
- Lee, Richard Bland, 1761-1827. Richard Bland Lee papers.
- Lee, Richard Henry, 1794-1865. Richard Henry Lee papers.
- Lee, Robert E. (Robert Edward), 1807-1870. Robert E. Lee papers.
- Lee, Rowland V., 1891-1975. Rowland V. Lee papers, 1907-1971.
- Lee Strasberg papers, 1780-2006.
- Lee, Thomas, 1690-1750. Thomas Lee papers.
- Leichtentritt, Hugo, 1874-1951. Hugo Leichtentritt papers, 1888-1972.
- Leighton W. Rogers papers, 1912-1982.
- Leighton William Rogers papers.
- Lejeune, John Archer, 1867-1942. John Archer Lejeune papers, 1815-1950.
- Leland, Charles Godfrey, 1824-1903. Charles Godfrey Leland papers.
- Leland, Waldo Gifford, 1879-1966. Guide to materials for American history in the libraries and archives of Paris.
- Leland, Waldo Gifford, 1879-1966. Waldo Gifford Leland papers, 1844-1966.
- LeMay, Curtis E. Curtis E. LeMay papers, 1918-1969.
- Lenroot, Clara Clough, 1856-1942. Clara Clough Lenroot papers.
- Lenroot, Irvine Luther, 1869-1949. Irvine Luther Lenroot papers, 1858-1971.
- Leo Feist collection, 1880-1930.
- Leo Goodman papers, 1913-1982.
- Leo Joseph Bailey collection 1917-2008.
- Leo Pasvolsky papers, 1937-1953.
- Leo Wolman papers, 1870-1958.
- Leon F. Barnard papers, 1901-circa 1993.
- Leon Hilsberg collection, 1906-1941.
- Leon Hilsberg papers.
- Leonard B. Smith papers, 1859-2001.
- Leonard Bernstein collection, circa 1900-1995.
- Leonard F. Cushing papers, 1794-1959.
- Leonard John Kovar collection 1922-2003.
- Leonard Porter Ayres papers, 1902-1946.
- Leonard Wood papers, 1825-1942.
- Leonora Jackson McKim papers, 1854-1969.
- Leontiĭ, Metropolitan of All America and Canada, 1876-1965. Leontiĭ, Metropolitan of All America and Canada, papers, 1855-1962.
- Leontiĭ, Metropolitan of All America and Canada, papers, 1855-1962.
- Leopold Stokowski collection.
- Leopold Stokowski materials, 1910-1959.
- Lerner, Abba P. (Abba Ptachya), 1903-1982. Abba Ptachya Lerner papers, 1929-1986.
- Lerner, Alan Jay, 1918-1986. Alan Jay Lerner papers, 1880-1997.
- Lerner, Daliah Goldfarb. Daliah Goldfarb Lerner papers.
- LeRoy Feay Thompson collection 1918-2011.
- Les Paul papers, 1904-2003.
- Lesley James McNair papers, 1904-1945.
- Leslie, Hal Field. Hal Field Leslie papers.
- Lessing J. Rosenwald Collection archive.
- Lessing J. Rosenwald Collection archive, 1913-2005.
- Lessing J. Rosenwald papers, 1819-1979.
- Lester Hood Woolsey papers, 1831-1958.
- Lester Horton Dance Theater collection, 1918-1996.
- Lester Horton Dance Theater. Lester Horton Dance Theater collection, 1918-1996.
- Letts de Espil, Courtney. Courtney Letts de Espil papers, 1925-1994.
- Levin, Abraham J., 1897- Abraham J. Levin papers. 1944-1945.
- Levine, Irving R. Irving R. Levine papers, 1930-2009.
- Lewin, Bertram D. (Bertram David), 1896-1971. Bertram D. Lewin papers, 1883-1974.
- Lewis B. Schwellenbach papers, 1916-1958.
- Lewis, Ernest Irving, 1873-1947. Ernest Irving Lewis papers, 1897-1944.
- Lewis Graham Hines papers, 1916-1959.
- Lewis Nathaniel Chase papers, 1836-1947.
- Lewis, Nolan D. C. (Nolan Don Carpentier), 1889-1979. Nolan D.C. Lewis papers, 1897-1978.
- Lewis Varick Frissell papers, 1917-1970.
- Lewis, William A., 1867 or 1868- William A. Lewis journal. 1923.
- Lewton, Val. Val Lewton papers, 1919-2007.
- Libby, Abial. Abial Libby diary. 1862.
- Libby, Frederick J. (Frederick Joseph), 1874-1970. Frederick Joseph Libby papers, 1846-1973.
- Liberati, Allesandro, 1847-1927. Allesandro and Speranza Liberati papers, 1880-1947.
- Liberia map collection, 1764-1970.
- Library of Congress and Fisk University Mississippi Delta collection, 1941-1943.
- Library of Congress archives, 1800-2015.
- Library of Congress archives, Arthur W. Hummel Sr. correspondence series.
- Library of Congress archives, Building and Grounds Division series.
- Library of Congress archives, Consultants and Fellows series.
- Library of Congress archives, European Mission and Cooperative Acquisitions Project series.
- Library of Congress archives, Exchange and Gift Division series.
- Library of Congress archives, Keeper of the Collections series.
- Library of Congress archives, Law Library records series.
- Library of Congress archives, Order Division series.
- Library of Congress archives, Photographs, Illustrations, and Objects series.
- Library of Congress archives, Poetry Office series.
- Library of Congress archives, War Communications Research Unit series.
- Library of Congress. Binding Division. Library of Congress. Binding Division records.
- Library of Congress. Building and Grounds Division. Building and Grounds Division series, Library of Congress archives, 1871-1954.
- Library of Congress. Building and Grounds Division. Library of Congress. Building and Grounds Division records.
- Library of Congress. Cooperative Acquisitions Project records.
- Library of Congress. Copyright Office. Copyright Deposits: Class KFO.
- Library of Congress. Elizabeth Sprague Coolidge Foundation. Elizabeth Sprague Coolidge Foundation collection. 1894-1953.
- Library of Congress. European Mission records.
- Library of Congress. Exchange and Gift Division. Exchange and Gift Division series, Library of Congress archives, 1893-1979.
- Library of Congress. Exchange and Gift Division. Library of Congress. Exchange and Gift Division records.
- Library of Congress / Fisk University Mississippi Delta collection.
- Library of Congress. Keeper of the Collections. Keeper of the Collections series, Library of Congress archives, 1900-1971.
- Library of Congress. Law Library. Law Library records series, Library of Congress archives, 1905-1963.
- Library of Congress. Library of Congress archives. (21)
- Library of Congress. Library of Congress archives, 1800-2015.
- Library of Congress. Manuscript Division. Suffrage Archives. 1759-1961.
- Library of Congress. Music Division. Vaudeville and minstrel photograph collection, circa 1910s-1940.
- Library of Congress. National Audio-Visual Conservation Center. Motion picture copyright descriptions collection. Class L, 1912-1977.
- Library of Congress. National Audio-Visual Conservation Center. Motion picture copyright descriptions collection. Class M, 1912-1977.
- Library of Congress. Office of Collections Maintenance and Preservation. Library of Congress. Office of Collections Maintenance and Preservation records.
- Library of Congress. Office of the Superintendent of Library Building and Grounds. Library of Congress. Office of the Superintendent of Library Building and Grounds records.
- Library of Congress. Order Division. Library of Congress. Order Division records.
- Library of Congress. Order Division. Order Division series, Library of Congress archives, 1898-1991.
- Library of Congress. Poetry Office. Poetry Office series, Library of Congress archives, 1915-1990.
- Library of Congress. Poetry Office records.
- Library of Congress records.
- Library of Congress. War Communications Research Unit records.
- Library of Congress. War Communications Research Unit. War Communications Research Unit series, Library of Congress archives, 1941-1942.
- Lilian T. Mowrer papers.
- Lillian Everts papers, 1933-1956.
- Lillian Gish papers, 1829-1978.
- Lincoln, Abraham, 1809-1865. Abraham Lincoln correspondence. 1864 July 9.
- Lincoln, Abraham, 1809-1865. Abraham Lincoln papers, 1774-1948.
- Lincoln, Abraham, 1809-1865. Abraham Lincoln papers. 1824-1865.
- Lincoln, Abraham, 1809-1865. Abraham Lincoln papers. 1861-1865.
- Lincoln, Abraham, 1809-1865. Robert Todd Lincoln family papers. 1864-1938.
- Lincoln family papers.
- Lincoln family. Robert Todd Lincoln family papers, 1864-1938.
- Lincoln Group of Chicago collection relating to Abraham Lincoln, 1903-1952.
- Lincoln Group of Chicago. Lincoln Group of Chicago collection relating to Abraham Lincoln, 1903-1952.
- Lincoln, Mary Todd, 1818-1882. Robert Todd Lincoln family papers. 1864-1938.
- Lincoln, Robert Todd, 1843-1926. Robert Todd Lincoln family papers, 1864-1938.
- Lind, Lars E., 1891-1982. Lars E. Lind papers, 1913-2008.
- Lind, Olof E., 1889-1971. Olof E. Lind papers, 1713-1996.
- Lindbergh, Charles A. (Charles Augustus), 1902-1974. Charles A. Lindbergh papers.
- Lindbergh, Charles A. (Charles Augustus), 1902-1974. Charles A. Lindbergh Spirit of St. Louis collection, 1927-1969.
- Lindsey, Ben B. (Ben Barr), 1869-1943. Ben B. Lindsey papers, 1838-1957.
- Linowitz, Sol M., 1913-2005. Sol M. Linowitz papers, 1778-1999.
- Linscott, Eloise Hubbard, 1897-1978. Eloise Hubbard Linscott collection, circa 1815, 1929-2002.
- Lispenard Seabury Crocker papers.
- Literary Society of Washington (Washington, D.C.). Literary Society of Washington, Washington, D.C., records, 1873-1991.
- Literary Society of Washington, Washington, D.C., records, 1873-1991.
- Little, Arthur D. (Arthur Dehon), 1863-1935. Arthur D. Little papers, 1884-1973.
- Little, Kenneth B., 1918-1997. Kenneth B. Little papers.
- Littlewood, William H. William H. Littlewood map collection.
- Livingston, Anne Home Shippen, 1763-1841. Anne Home Shippen Livingston papers. (2)
- Lloyd V. Berkner papers, 1938-1967.
- Lockwood, Charles A., 1890-1967. Charles A. Lockwood papers, 1904-1967.
- Loening, Grover, 1888-1976. Grover Cleveland Loening papers, 1900-1975.
- Loewe, Frederick, 1901-1988. Frederick Loewe collection, 1923-1988.
- Logan, Joshua. Joshua Logan papers, 1723-1992.
- Logan Pearsall Smith papers, 1760-1946.
- Logan, Rayford Whittingham, 1897-1982. Rayford Whittingham Logan papers, 1925-1982.
- Loines, Mary Hillard, 1844-1944. Mary Hillard Loines papers.
- Loines, Russell Hillard. Russell Hillard Loines papers.
- Lomax, Alan, 1915-2002. Captain Pearl R. Nye collection, 1937-1944.
- Lomax, John A. (John Avery), 1867-1948. Captain Pearl R. Nye collection, 1937-1944.
- Long, Breckinridge, 1881-1958. Breckinridge Long papers, 1486-1948.
- Longworth, Alice Roosevelt, 1884-1980. Alice Roosevelt Longworth papers, 1888-1942.
- Longworth, Nicholas, 1869-1931. Nicholas Longworth papers, 1782-1931.
- Look Magazine Picture Research File (Library of Congress). (2)
- Look magazine records.
- Look magazine records, 1934-1970.
- Look, Richard M. (Richard Millard), 1916-1998. Richard M. Look map collection.
- Lopatnikoff, Nikolai, 1903-1976. Nikolai Lopatnikoff collection, 1916-1979.
- Loper family. Palmer-Loper family papers, 1667-1994.
- Loper, R. F. (Richard F.) R.F. Loper papers.
- Lorand, Sándor, 1892-1987. Sándor Lorand papers, 1914-1978.
- Lord, Phillips H. (Phillips Haynes), 1902-1975. Phillips H. Lord Collection, 1929-1957.
- Lorenz, Edward N. Edward N. Lorenz papers, circa 1895-2009.
- Lorenz, Jennie, 1886-1962. Jennie Lorenz collection relating to Charlotte Cushman, 1830-1960.
- Lorenzo J. Greene papers, 1680-1988.
- Loretta C. Manggrum papers, 1941-1992.
- Loretta Manggrum collection.
- Lorge, Irving, 1905-1961. Semantic count of English words. 1938.
- Lorimer, George Horace, 1869-1937. George Horace Lorimer correspondence.
- Loth, Carl Conrad, 1896-1967. Carl Conrad Loth papers, 1896-1967.
- Lou Herscher music manuscripts, 1896-1968.
- Louchheim, Katie, 1903-1991. Katie Louchheim papers, 1906-1991.
- Louchheim, Walter C. (Walter Clinton), 1899-1973. Walter C. Louchheim papers.
- Louis Jay Hazam papers, 1937-1977.
- Louis Kaufman collection, 1925-2008.
- Louis M. Goren papers, 1908-1963.
- Louis Milton Ronsheim collection, 1914-2000.
- Louis Monchick collection of theater and dance programs, 1918-1974.
- Louis N. Ridenour papers, 1917-1960.
- Louis Simpson papers, 1922-2011.
- Louis Skidmore papers, 1908-1976.
- Louis T. Michener papers, 1880-1927.
- Louis Theodore Michener papers.
- Louis Untermeyer papers.
- Louise Talma collection, 1861-1998.
- Louise Talma papers, 1861-1998.
- Louisiana hayride collection, 1904-2006.
- Lovell, Royal, 1903-1985. Commander Royal Lovell collection, 1944.
- Low, Abiel Abbot, 1811-1893. Abiel Abbot Low papers.
- Low, Edward Allen, 1817-1898. Edward Allen Low papers.
- Low family. Low-Mills family papers, 1767-1971.
- Low family papers.
- Low-Mills family papers, 1767-1971.
- Lowe, T. S. C. (Thaddeus Sobieski Coulincourt), 1832-1913. Memoirs of Thaddeus S.C. Lowe, chief of the aeronautic corps of the Army of the United States during the Civil War : my balloons in peace and war.
- Lowe, T. S. C. (Thaddeus Sobieski Coulincourt), 1832-1913. T.S.C. Lowe papers.
- Lowenfeld, Margaret, 1890-1973. Margaret Lowenfeld papers.
- Loy W. Henderson papers, 1918-1984.
- Luce, Clare Boothe, 1903-1987. Clare Boothe Luce papers.
- Luce, Clare Boothe, 1903-1987. Clare Boothe Luce papers, 1862-1997.
- Luce, Clare Boothe, 1903-1987. Visual materials from the Clare Boothe Luce papers.
- Luce, Henry Robinson, 1898-1967. Henry Robinson Luce papers. 1913-1972.
- Luce, Henry Robinson, 1898-1967. Henry Robinson Luce papers, 1917-1967.
- Lucille Preston and Louis Armstrong correspondence.
- Lucius C. Dunn papers, 1902-1957.
- Ludwig Jekels papers, 1892-1985.
- Ludwig Mies van der Rohe papers, 1921-1969.
- Ludwig Zenk music manuscripts, 1930-1947.
- Luiz Heitor Corrêa de Azevedo collection.
- Luiz Heitor Corrêa de Azevedo collection on Latin American folklore, 1904-1986.
- Luiz Heitor Corrêa de Azevedo papers, circa 1865-1990.
- Lukas Foss papers, circa 1926-2000.
- Luther Burbank papers, 1830-1989.
- Luther E. Grim and Dorothy H. Grim map collection.
- Luther Harris Evans papers, 1918-1981.
- Luther R. Ray architectural drawing archive.
- Luther R. Ray archive.
- Lydia Nadejena papers, 1907-1974.
- Lyman Bryson papers, 1893-1978.
- Lynch, Grace C., approximately 1892-1970. Grace C. Lynch papers. 1905-1965.
- Lynd, Helen Merrell, 1896-1982. Robert Staughton and Helen Merrell Lynd papers. 1895-1968.
- Lynd, Robert Staughton, 1892-1970. Robert Staughton Lynd and Helen Merrell Lynd papers, 1895-1968.
- Lyons, Eugene, 1898-1985. Eugene Lyons papers.
- Lyons family papers, 1924-1983.
- Lyons, Leonard, 1906-1976. Lyons family papers, 1924-1983.
M
- Maas, Charles Oscar, -1919. Charles Oscar Maas map collection, 1920-1997.
- Maas, Charles Oscar. Charles Oscar Maas papers.
- Mabel Thorp Boardman papers, 1853-1945.
- Mabel Walker Willebrandt papers, 1881-1978.
- Macbeth, Florence, 1891-1966. Florence Macbeth papers.
- Maccubbin, Charles, 1865- Charles Maccubbin papers, circa 1945-1988.
- MacDonald, A. B. (Alexander Black), 1871-1942. A.B. MacDonald papers, 1878-1976.
- MacDonald, Donald J. (Donald John), 1908-1997. Donald J. MacDonald papers, 1930-1997.
- MacDonald, Malcolm, 1911- Malcolm MacDonald papers.
- MacDonald, Pirie, 1867-1942. Pirie MacDonald photographic collection.
- MacDowell Colony (Peterborough, N.H.). MacDowell Colony records, 1869-2017.
- MacDowell Colony (Peterborough, N.H.) records.
- MacDowell Colony records, 1869-2017.
- MacDowell, Edward, 1860-1908. Edward MacDowell papers.
- MacDowell, Marian, 1857-1956. Marian MacDowell papers, 1876-1969.
- Machito. Music of Machito and his Afro-Cubans, 1930s-1980s.
- MacKinlay Kantor papers, 1885-1998.
- MacLeish, Archibald, 1892-1982. Archibald MacLeish papers, 1907-1981.
- MacLeish, Archibald, 1892-1982. Speech to a crowd.
- Macomb, Alexander, 1888-1970. Alexander Macomb papers.
- Macomb, Ann Minerva Rodgers, 1824-1916. Ann Minerva Rodgers Macomb papers.
- Macomb, Christina, 1861-1945. Christina Macomb papers.
- Macomb, Nannie, 1864-1952. Nannie Macomb papers.
- Mae West papers.
- Mae West play scripts, 1921-1964.
- Magic miscellanea, 1845-1955.
- Major Bowes' Original Amateur Hour collection, 1934-1957.
- Malamud, Bernard. Bernard Malamud papers, 1930-1989.
- Malaney, Curtis L., 1926-1989. Curtis L. Malaney papers, 1923-1989.
- Maldarelli, Oronzio, 1892-1962. Oronzio Maldarelli papers, 1931-1962.
- Malik, Charles Habib, 1906-1987. Charles Habib Malik papers, 1888-1994.
- Malik, Habib. Habib Malik papers.
- Malina, Frank J. Frank J. Malina papers, 1912-1986.
- Mamoulian, Rouben. Rouben Mamoulian papers.
- Mamoulian, Rouben. Rouben Mamoulian papers, 1740-1987.
- Manfred F. DeMartino collection of CBS radio scripts, 1943-1945.
- Manggrum, L. C. (Loretta Cessor). Loretta C. Manggrum papers, 1941-1992.
- Manings, Muriel. Muriel Manings and William Korff papers, 1914-2007.
- Mann, Arthur, 1901-1963. Arthur Mann papers, 1901-1969.
- Mann, Thomas, 1875-1955. Thomas Mann papers, 1909-1947.
- Mannes - Damrosch collection, 1848-1986.
- Mannes, David, 1866-1959. Mannes - Damrosch collection, 1848-1986.
- Manuscript holdings from the Library of Oliver Wendell Holmes, Jr. : ca. 1450-1935.
- Manuscript Plays Collection, Library of Congress Copyright Office drama deposits, 1863-1973.
- Maples, Houston L. Houston L. Maples family collection on Russian theatre, opera, and ballet, 1940-2004.
- Maps showing entrenchments in France during World War I at a scale of 1:10,000.
- Marburg, Theodore, 1862-1946. Theodore Marburg papers, 1856-1940.
- Marbury, Margaret von Luttichau, 1894-1971. Margaret von Luttichau Marbury collection, 1926-1984.
- Marcella Miller du Pont papers, 1861-1976.
- March, Peyton Conway, 1864-1955. Peyton Conway March map collection.
- March, Peyton Conway, 1864-1955. Peyton Conway March papers, 1897-1955.
- Marcia Davenport papers, 1929-1970.
- Margaret Ann Hamilton Tunner papers.
- Margaret Halliwell Hale papers, 1932-1945.
- Margaret Mead papers and South Pacific Ethnographic Archives, 1838-1996.
- Margaret Rupli Woodward Collection, 1940-2016.
- Margaret Sanger papers, 1900-1966.
- Margaret Severn papers.
- Margaret von Luttichau Marbury collection, 1926-1984.
- Margaret von Luttichau Marbury papers.
- Margaret Webster papers, 1837-1974.
- Marge Champion collection, 1897-2014.
- Margolies, Daniel F., 1910-1999. Daniel F. Margolies papers, 1935-1999.
- Marian MacDowell papers, 1876-1969.
- Marianne Kris papers.
- Marie Joseph Paul Yves Roch Gilbert Du Motier, marquis de Lafayette, papers, 1776-1934.
- Marie Paneth papers, 1938-1968.
- Mario Castelnuovo-Tedesco papers, 1822-1998.
- Marion Glass Banister papers, 1933-1951.
- Mark L. Bristol papers, 1882-1939.
- Mark Sullivan papers, 1900-1935.
- Markham, Edwin, 1852-1940. Edwin Markham papers, circa 1893-1937.
- Markham, Edwin, 1852-1940. Florence Hamilton collection relating to Edwin Markham. 1869-1956.
- Marquis James papers, 1914-1955.
- Marrion, Jerry (Photographer). Jerry Marrion collection of performer promotional photographs, 1930s-1940s.
- Marsh, Benjamin Clarke, 1877-1952. Benjamin Clarke Marsh papers, 1910-1950.
- Marshall, Catherine, 1914-1983. Peter Marshall and Catherine Marshall papers. 1927-1964.
- Marshall, Charles C. Charles C. Marshall papers, 1886-1968.
- Marshall, Peter, 1902-1949. Peter Marshall and Catherine Marshall papers, 1927-1964.
- Marshall Ryder World War II aeronautical chart collection.
- Martha Graham collection, 1896-2003.
- Martin Agronsky papers, 1907-2002.
- Martin, Glenn L. (Glenn Luther), 1886-1956. Glenn L. Martin papers, 1909-1956.
- Martin J. Sherwin collection relating to J. Robert Oppenheimer, 1910-2006.
- Martin, John Bartlow, 1915-1987. John Bartlow Martin papers, 1900-1986.
- Martin Oviatt papers, 1863-1995.
- Marvin Breckinridge papers.
- Mary Church Terrell papers, 1851-1962.
- Mary Elizabeth Hallock Greenewalt papers, 1918-1942.
- Mary French Sheldon papers, 1885-1938.
- Mary Margaret McBride collection, photographs from the collection, 1934-1968, and undated.
- Mary Margaret McBride papers, 1914-1975.
- Mary Marvin Breckinridge Patterson papers, 1846-2003.
- Mary Virginia Foreman Le Garrec collection of Artur Schnabel materials, 1893-1996.
- Mary Virginia Foreman Le Garrec collection on Artur Schnabel, 1893-1996.
- Masaryk, Jan, 1886-1948. Jan Masaryk papers. 1941-1948.
- Masaryk, T. G. (Tomáš Garrigue), 1850-1937. T. G. Masaryk papers. 1917-1962.
- Maslow, Sophie. Sophie Maslow papers, 1918-1997.
- Mason, Charles, 1804-1882. Charles Mason papers.
- Mason family. Charles Mason Remey family papers, 1778-1949.
- Matteson, David Maydole, 1871-1949. David Maydole Matteson papers, 1876-1937.
- Maud Wood Park papers, 1844-1979.
- Maude Adams papers, 1925-1956.
- Maugham, W. Somerset (William Somerset), 1874-1965. W. Somerset Maugham papers, 1897-1966.
- Mauldin, Bill, 1921-2003. Back home. 1947.
- Mauldin, Bill, 1921-2003. Bill Mauldin in Korea. 1952.
- Mauldin, Bill, 1921-2003. Bill Mauldin papers, 1941-1970.
- Mauldin, Bill, 1921-2003. Sort of saga. 1949.
- Mauldin, Bill, 1921-2003. Up front. 1945.
- Maurer family correspondence, 1945-1999.
- Maurer family. Maurer family correspondence, 1945-1999.
- Maurer family papers.
- Maurice Constant photographic portraits of Allied military and political leaders.
- Maurice F. Neufeld papers, 1919-1998.
- Maurice Rosenblatt papers, 1910-2003.
- Max Rudolf correspondence, 1922-1993.
- Max Rudolf papers, 1922-1993.
- Max Schur papers, 1923-1974.
- Maxine Glorsky papers relating to Martha Graham, 1940-2019.
- Maxwell Anderson papers, 1920-1989.
- Maxwell Gitelson papers, 1918-1965.
- May Benzenberg Mayer papers, 1926-1983.
- May, Billy. Billy May arrangements, 1939-1995.
- May Craig papers, 1929-1975.
- May O'Donnell papers, 1929-2004.
- May Robson papers, 1849-1955.
- Mayer, Cornell H., 1921-2005. Cornell H. Mayer papers, 1940-2005.
- Mayer-Gallin, Emilia. Emilia Mayer-Gallin papers, 1926-1959.
- Mayer, May Benzenberg, 1880-1952. May Benzenberg Mayer papers, 1926-1983.
- Mayhew L. Lake collection, 1918-1945.
- Mayhew Lake music manuscripts 1912-1955.
- McAdoo, Eleanor Wilson, 1889-1967. Eleanor Wilson McAdoo papers. 1911-1950.
- McAdoo family. Wilson-McAdoo families papers, 1860-1966.
- McAdoo, W. G. (William Gibbs), 1863-1941. W.G. McAdoo papers, 1786-1941.
- McAtee, W. L. (Waldo Lee), 1883-1962. W.L. McAtee papers, 1803-1963.
- McBride, Mary Margaret, 1899-1976. Mary Margaret McBride papers, 1914-1975.
- McBride, Mary Margaret, 1899-1976. Photographs from the Mary Margaret McBride collection.
- McBride, Mary Margaret, 1899-1976. Photographs from the Mary Margaret McBride collection, 1934-1968, and undated.
- McCardell, Lee, 1901-1963. Lee McCardell papers, 1867-2009.
- McConnell's Economic Surveys collection.
- McConnell's Economic Surveys (Los Angeles, Calif.). McConnell's Economic Surveys collection.
- McCormick family. Hanna-McCormick family papers, 1792-1985.
- McCormick, Ken, 1906-1997. Ken McCormick collection of Doubleday and Company, inc., records. 1882-1992.
- McCormick, Medill, 1877-1925. Medill McCormick papers.
- McCoy, Frank Ross, 1874-1954. Frank Ross McCoy papers, 1847-1957.
- McCrea, Grace. Grace McCrea papers relating to Denishawn, 1913-1969.
- McCrea, John L. (John Livingstone), 1891-1990. John L. McCrea papers, 1898-1984.
- McGannon, Donald Henry, 1920- Donald Henry McGannon papers.
- McGee, Anita Newcomb, 1864-1940. Anita Newcomb McGee papers, 1688-1932.
- McGlinn, John. John McGlinn collection, 1890s-2010.
- McGovern, Halsey, 1886-1983. Halsey McGovern papers, 1945-1983.
- McGranery, James P. (James Patrick), 1895-1962. James P. McGranery and Regina Clark McGranery papers, 1909-1975.
- McGranery, Regina Clark, 1907-1975. James P. McGranery and Regina Clark McGranery papers. 1909-1975.
- McKenney, Flannery & Craighill. McKenney, Flannery & Craighill records.
- McKim collection, 1899-1991.
- McKim, Leonora Jackson, 1879-1969. Leonora Jackson McKim papers, 1854-1969.
- McKim (Leonora Jackson and William Duncan McKim) collection.
- McKinlay, Whitefield, 1852-1941. Whitefield McKinlay papers. 1848-1913.
- McKinley, William Brown, 1856-1926. William Brown McKinley papers.
- McLean, Evalyn Walsh, 1886-1947. Evalyn Walsh McLean papers, 1874-1948.
- McLean, Evalyn Walsh, 1886-1947. Father struck it rich. 1936.
- McLeod, Norman Z., 1898-1964. Norman Z. McLeod papers.
- McMahon, Brien, 1903-1952. Brien McMahon papers, 1943-1952.
- McManus-Young clipping collection of materials on magic, 1870-1955.
- McNair, Lesley James, 1883-1944. Lesley James McNair papers, 1904-1945.
- McNarney, Joseph Taggart, 1893-1972. Joseph Taggart McNarney papers, 1917-1957.
- McNary, Charles Linza, 1874-1944. Charles Linza McNary papers, 1921-1944.
- McNeill, Bertha C. (Bertha Clay), 1887-1979. Bertha C. McNeill papers. 1906-1979.
- McNeill family papers.
- McNeill family. Robert H. McNeill family papers, 1839-2008.
- McNeill, Mary A. (Mary Alice), 1883-1959. Mary A. McNeill papers. 1839-1959.
- McNeill, Mary A. (Mary Alice), 1883-1959. Robert H. McNeill family collection.
- McNeill, Robert H., 1917-2005. Robert H. McNeill family collection.
- McNeill, Robert H., 1917-2005. Robert H. McNeill family papers.
- McNeill, Robert H., 1917-2005. Robert H. McNeill family papers, 1839-2008.
- McNeill, Robert H. Robert H. McNeill family collection.
- McNeill, William C. (William Clarence), 1878-1964. Robert H. McNeill family collection.
- McNeill, William C. (William Clarence), 1878-1964. William C. McNeill papers. 1868-1964.
- McPherson, Bessie. Bessie McPherson papers. 1882-1936.
- McVay, Charles B. (Charles Butler), Jr., 1868-1949. Charles B. McVay Jr. papers, 1896-1950.
- Mead, Margaret, 1901-1978. Margaret Mead papers and South Pacific Ethnographic Archives, 1838-1996.
- Mearns, David C. (David Chambers), 1899-1981. David C. Mearns papers, 1830-1979.
- Medtner, Nikolay Karlovich, 1880-1951. Nikolay Karlovich Medtner papers, 1826-1954.
- Mehaffey, Joseph Cowles, 1889-1963. Joseph Cowles Mehaffey papers, 1925-1959.
- Meier, Nellie Simmons, -1939. Nellie Simmons Meier papers, 1898-1938.
- Meigs, John Forsyth, 1848-1924. John Forsyth Meigs papers, 1914-1940.
- Meigs, Merrill C. (Merrill Church), 1883-1968. Merrill C. Meigs diary.
- Meigs, Return Jonathan, 1740-1823. Return Jonathan Meigs papers.
- Meigs, Return Jonathan, 1764-1825. Return Jonathan Meigs papers.
- Melville Eastham papers, 1908-1973.
- Melvin Beaunorus Tolson papers, 1932-1975.
- Mennen shave time scripts from the Milton Berle papers, 1947-2017.
- Mennesson-Rigaud, Odette. Vodou religious expression in Haiti collected by Odette Mennesson Rigaud, Milo Rigaud, and Shirley Keller, 1944-1985.
- Mercer Green Johnston papers, 1860-1954.
- Merle Antony Tuve papers, 1901-1982.
- Merriam, C. Hart (Clinton Hart), 1855-1942. C. Hart Merriam papers, 1864-1938.
- Merriam, John C. (John Campbell), 1869-1945. John C. Merriam papers, 1899-1938.
- Merriam, Mylon, 1904-1984. Mylon Merriam collection.
- Merril Eisenbud papers, 1933-1997.
- Merrill, George P. (George Perkins), 1854-1929. George P. Merrill correspondence and autographs, 1803-1926.
- Merrill Moore papers, 1904-1979.
- Merritt Austin Edson papers, 1905-2000.
- Mesrobian, Ara, 1924-2019. Ara Mesrobian papers, 1876-2011.
- Metcalfe, John Dougall, 1918-2000. John Dougall Metcalfe papers, 1878-1996.
- Métraux, Rhoda, 1914-2003. Rhoda Métraux papers, 1837-1997.
- Metropolitan Applied Research Center. Metropolitan Applied Research Center records. 1949-1978.
- Meyer, Agnes E., 1887-1970. Agnes Elizabeth Ernst Meyer papers, 1853-2010.
- Meyer, Eugene, 1875-1959. Eugene Meyer papers, 1864-1975.
- Michael Wolf Straus papers, 1879-1968.
- Michener, James A. (James Albert), 1907-1997. James A. Michener papers, 1906-1992.
- Michener, Louis T. (Louis Theodore), 1848-1928. Louis T. Michener papers, 1880-1927.
- Middleton, George, 1880-1967. George Middleton papers, 1872-1970.
- Mies van der Rohe, Ludwig, 1886-1969. Ludwig Mies van der Rohe papers, 1921-1969.
- Miguel Covarrubias papers, 1871-1948.
- Mildred Spiegel Zucker collection of Leonard Bernstein correspondence and related materials, 1936-1991.
- Miles-Cameron families correspondence, 1661-1956.
- Miles-Cameron families papers.
- Miles family. Miles-Cameron families correspondence, 1661-1956.
- Miles family papers.
- Miles, Nelson Appleton, 1839-1925. Miles-Cameron families correspondence, 1661-1956.
- Miles White costume designs, 1942-1977.
- Millay, Cora Buzzell. Cora Buzzell Millay papers.
- Millay, Edna St. Vincent, 1892-1950. Edna St. Vincent Millay collection, 1919-2001.
- Millay, Edna St. Vincent, 1892-1950. Edna St. Vincent Millay papers, 1830-2013.
- Millay, Kathleen, -1943. Kathleen Millay short stories. 1934-1976.
- Millay, Norma. Norma Millay papers.
- Miller, Adolph Caspar, 1866-1953. Adolph Caspar Miller papers, 1913-1947.
- Miller, Albert R. Miller of Washington collection of photographic portraits of notables.
- Miller, Arthur Scott. Arthur Scott Miller papers.
- Miller, Byron S., 1915-2003. Byron S. Miller papers, 1941-1946.
- Miller, Charles, approximately 1883-1979. Charles Miller collection of music manuscripts, 1924-1945.
- Miller, Emma Ellwood. Emma Ellwood Miller papers.
- Miller, Ewing Harry, 1890-1923. Ewing Harry Miller collection, 1917-1923.
- Miller, Gilbert. Gilbert Miller papers, 1916-1981.
- Miller, Glenn, 1904-1944. Production materials for The Glenn Miller Story, 1939-1953.
- Miller, Hope Ridings. Hope Ridings Miller papers, 1887-1998.
- Miller of Washington collection of photographic portraits of notables.
- Mills family. Low-Mills family papers, 1767-1971.
- Mills family papers.
- Mills, Ogden Livingston, 1884-1937. Ogden Livingston Mills papers, 1920-1939.
- Milo and Odette Rigaud Haiti recordings.
- Milton Ager collection.
- Milton Ager music manuscripts, circa 1918-1979.
- Milton Berle papers, 1906-2002.
- Milton Berle papers, Mennen shave time scripts from the, 1947-2017.
- Milton, George Fort, 1894-1955. George Fort Milton papers, 1828-1985.
- Milton McConnell Ronsheim collection, 1942-1947.
- Minnie Maddern Fiske and Harrison Grey Fiske papers, 1818-1955.
- Minnie Maddern Fiske papers.
- Mintz, Jeanne S. Jeanne S. Mintz papers, 1928-1993.
- Mira Lloyd Dock papers, 1814-1951.
- Miriam Cole papers, 1923-1997.
- Miscellaneous papers in the Sigmund Freud collection, 1866-1983.
- Mitchell, Antoinette Brooks, 1892-1972. Antoinette Brooks Mitchell papers. 1894-1974.
- Mitchell, Louis A., 1885-1957. Louis A. Mitchell papers. 1894-1974.
- Mitchell, Louis A., 1914-1972. Louis A. Mitchell papers. 1912-1972.
- Mitchell, William, 1879-1936. General William Mitchell papers, 1888-1946.
- Mixter, George W. (George Webber), 1876-1947. George W. Mixter papers, 1855-1946.
- Modern Music archives, 1909-1983.
- Moftah, Ragheb. Ragheb Moftah collection of Coptic Orthodox liturgical chants and hymns, 1926-2018.
- Moldenhauer archives at the Library of Congress, circa 1000-circa 1990.
- Moldenhauer, Hans. Moldenhauer archives at the Library of Congress, circa 1000-circa 1990.
- Monchick, Louis, 1927-2014. Louis Monchick collection of theater and dance programs, 1918-1974.
- Monday, Henry Albert, 1876-1942. Henry Albert Monday collection relating to Mexico, 1522-1935.
- Montgomery, Benjamin T. (Benjamin Thornton), 1819-1877. Benjamin T. Montgomery family papers, 1872-1987.
- Montgomery, Emily Redington, 1839-1898. Emily Redington Montgomery papers.
- Montgomery family. Benjamin T. Montgomery family papers, 1872-1987.
- Montgomery family. Montgomery family papers, 1771-1974.
- Montgomery family papers.
- Montgomery family papers, 1771-1974.
- Montgomery, George Redington, 1870-1945. George Redington Montgomery papers.
- Montgomery, Giles Foster, 1835-1888. Giles Foster Montgomery papers.
- Montgomery, Marshall Hugh, 1909-2000. Marshall Hugh Montgomery papers.
- Montgomery Meigs Taylor papers, 1890-1935.
- Moody, William H. (William Henry), 1853-1917. William H. Moody papers. 1906-1910.
- Moore, Charles, 1855-1942. Charles Moore papers, 1848-1944.
- Moore family. Moore family papers, 1942-1998.
- Moore family papers, 1942-1998.
- Moore, John Bassett, 1860-1947. John Bassett Moore papers, 1866-1949.
- Moore, Joseph Arthur, 1879-1937. Joseph Arthur Moore papers, 1910-1927.
- Moore, Merrill, 1903-1957. Merrill Moore papers, 1904-1979.
- Moorfield Storey papers, 1876-1929.
- Moral Re-armament (Organization) Moral Re-armament records.
- Moral Re-armament (Organization). Moral Re-armament records, 1812-1991.
- Moral Re-armament (Organization). Visual materials from the Moral Re-armament records.
- Moral Re-armament records, 1812-1991.
- Moreton Frewen papers, 1823-1934.
- Morgenthau, Hans J. (Hans Joachim), 1904-1980. Hans J. Morgenthau papers, 1858-1981.
- Morgenthau, Henry, 1856-1946. Henry Morgenthau papers, 1795-1941.
- Morison, Samuel Eliot, 1887-1976. Samuel Eliot Morison papers, 1939-1972.
- Morris, Arthur J., 1881-1973. Arthur J. Morris papers, 1888-1976.
- Morris dance photograph collection.
- Morris King Perelmuter collection.
- Morris Perelmuter King collection, 1944-1949.
- Morris, Roland S. (Roland Sletor), 1874-1945. Roland S. Morris papers, 1910-1943.
- Morris, William Sylvanus, 1888-1947 William Sylvanus Morris collection, 1917-2016.
- Morrisson, Mary Foulke. Mary Foulke Morrisson scrapbooks.
- Morse, Carlton E., 1901-1993. Carlton E. Morse script collection, 1939-1952.
- Mortimer, Kathleen Lanier Harriman, 1917-2011. Kathleen Lanier Harriman Mortimer papers, 1933-2011.
- Mortimer, Paul E. (Paul Eugene), 1915-2005. Paul E. Mortimer map collection.
- Morton Gould papers, 1920-1996.
- Morton Gould performance library, 1920s-1996.
- Morton L. Deyo papers, 1911-1981.
- Morton L. Deyo World War II map collection.
- Moseley, George Van Horn, 1874-1960. George Van Horn Moseley papers, 1855-1960.
- Moseley, George Van Horn, 1874-1960. One soldier's journey.
- Moselsio, Herta. Herta Moselsio photographs of Martha Graham's Lamentation, circa 1939.
- Motion picture copyright descriptions collection. Class L, 1912-1977.
- Motion picture copyright descriptions collection. Class M, 1912-1977.
- Moton family. Moton family papers, 1850-1991.
- Moton family papers, 1850-1991.
- Moton, Jennie Dee Booth, 1880-1942. Jennie Dee Booth Moton papers.
- Moton, Robert Russa, 1867-1940. Robert Russa Moton papers.
- Mount Rushmore National Memorial Commission. Mount Rushmore National Memorial Commission records. 1920-1941.
- Mowrer, Edgar Ansel, 1892-1977. Edgar Ansel Mowrer and Lilian T. Mowrer papers, 1898-1978.
- Mowrer, Lilian T. (Lilian Thomson). Edgar Ansel Mowrer and Lilian T. Mowrer papers. 1910-1970.
- Moyer, John W. (John William). John W. Moyer map collection.
- Mueller, G. E. (George Edwin), 1918-2015. G.E. Mueller map collection.
- Mueller, G. E. (George Edwin), 1918-2015. G.E. Mueller papers, 1876-2012.
- Muir Stephen Fairchild papers, 1937-1950.
- Mulford, Clarence Edward, 1883-1956. Clarence Edward Mulford papers, 1921-1936.
- Mullett & Co. architectural drawing archive (Library of Congress).
- Mullett & Co. collection.
- Mulligan, Gerry. Gerry Mulligan collection, circa 1940-1994.
- Mullin, Solomon, 1917-2015. Solomon Mullin World War II map collection.
- Mumford, Ian, 1925-2015. Ian Mumford World War II cartographic intelligence reports collection.
- Munroe, Kirk, 1850-1930. Kirk Munroe papers, 1850-1940.
- Munroe, Mabel Stearns. Mabel Stearns Munroe papers.
- Munroe, Mary Barr. Mary Barr Munroe papers.
- Murdock, Marcellus M. (Marcellus Marion), 1883-1970. Marcellus M. Murdock papers. 1903-1943.
- Murdock, Marshall M. (Marshall Mortimer), 1837-1908. Marshall M. Murdock papers. 1863-1904.
- Murdock, Victor. Victor Murdock papers, 1824-1971.
- Muriel Gardiner papers, 1890-1986.
- Muriel H. Parry map collection.
- Muriel Manings and William Korff papers, 1914-2007.
- Muriel Rukeyser papers, 1844-1986.
- Murphy, Catherine Ralstin, 1920-2011. Ralstin/Murphy collection relating to Vera-Ellen and the Hessler Dance Studio, 1929-2010.
- Murray, George D., 1886-1956. George D. Murray papers, 1916-1956.
- Murray, Henry A. (Henry Alexander), 1893-1988. Henry A. Murray papers.
- Murray, John M. (John Milne), 1896-1982. John M. Murray papers, 1915-1982.
- Murray, Natalia Danesi. Janet Flanner and Natalia Danesi Murray papers. 1940-1984.
- Music of John Philip Sousa and Victor Grabel.
- Music of Machito and his Afro-Cubans, 1930s-1980s.
- Music of the Sousa Band and Victor Grabel, 1861-1954.
- Muzio, Claudia, 1889-1936. Sadie Molin Perazzini collection of Claudia Muzio photographs, 1927-1932.
- Myron Charles Taylor papers, 1928-1953.
N
- NAACP Legal Defense and Educational Fund. NAACP Legal Defense and Educational Fund records, 1915-1968.
- NAACP Legal Defense and Educational Fund records, 1915-1968.
- NAACP records.
- NAACP records, Visual materials.
- Nabokov, Vladimir Vladimirovich, 1899-1977. Vladimir Vladimirovich Nabokov papers, 1918-1974.
- Nadejena, Lydia, 1892?-1977. Lydia Nadejena papers, 1907-1974.
- Nannie Helen Burroughs papers, 1900-1963.
- Nathan Kroll collection, 1930-2000.
- Nathaniel Rochester papers, 1935-1999.
- National American Woman Suffrage Association. League of Women Voters. National American Woman Suffrage Association. League of Women Voters records.
- National American Woman Suffrage Association. National American Woman Suffrage Association records, 1839-1961.
- National American Woman Suffrage Association records, 1839-1961.
- National Association for the Advancement of Colored People, compiler. National Association for the Advancement of Colored People map collection.
- National Association for the Advancement of Colored People. National Association for the Advancement of Colored People records.
- National Association for the Advancement of Colored People. National Association for the Advancement of Colored People records, 1842-2019.
- National Association for the Advancement of Colored People records, 1842-2019.
- National Association for the Advancement of Colored People. Washington Bureau. National Association for the Advancement of Colored People. Washington Bureau records. 1914-1993.
- National Broadcasting Company history files, 1922-1986.
- National Broadcasting Company. National Broadcasting Company history files, 1922-1986.
- National Broadcasting Company press releases. Part I, 1924-1950.
- National Broadcasting Company radio and television program schedules.
- National Broadcasting Company radio and TV program schedules.
- National Broadcasting Company television master books. 1936-1991.
- National Broadcasting Company TV master books.
- National Child Labor Committee (U.S.). National Child Labor Committee (U.S.) records, 1904-1953.
- National Child Labor Committee (U.S.) records, 1904-1953.
- National Committee on Atomic Information. National Committee on Atomic Information records, 1945-1948.
- National Committee on Atomic Information records, 1945-1948.
- National Committee on Federal Aid to Education. National Committee on Federal Aid to Education records.
- National Consumers' League. National Consumers' League records, 1882-2003.
- National Consumers' League records, 1882-2003.
- National Council of Jewish Women. National Council of Jewish Women records, 1893-2020.
- National Council of Jewish Women records, 1893-2020.
- National Council of Jewish Women. Washington, D.C., Office. National Council of Jewish Women. Washington, D.C., Office records, 1924-2018.
- National Council of Jewish Women. Washington, D.C., Office records, 1924-2018.
- National League of Women Voters (U.S.) National League of Women Voters (U.S.) records.
- National Negro Opera Company collection, 1879-1997.
- National Negro Opera Company (U.S.). National Negro Opera Company collection, 1879-1997.
- National Oceanic and Atmospheric Administration and Board of Geographic Names map proofs collection.
- National Photo Company collection.
- National Photo Company. National Photo Company collection.
- National Policy Committee (U.S.). National Policy Committee (U.S.) records, 1933-1947.
- National Policy Committee (U.S.) records, 1933-1947.
- National Progressive Republican League. National Progressive Republican League records. 1911-1912.
- National Society of Arts and Letters records, 1944-1987.
- National Society of Arts and Letters (U.S.). National Society of Arts and Letters records, 1944-1987.
- National Society of Arts and Letters (U.S.). Washington Chapter. National Society of Arts and Letters. Washington Chapter records.
- National Urban League. National Urban League records, 1900-1988.
- National Urban League. Office of Washington Operations. National Urban League. Office of Washington Operations records. 1961-1985.
- National Urban League records, 1900-1988.
- National Urban League. Southern Regional Office. National Urban League. Southern Regional Office records. 1900-1988.
- National Woman's Party. National Woman's Party records.
- National Woman's Party. National Woman's Party records, 1850-2022.
- National Woman's Party records, 1850-2022.
- National Woman's Party. Visual materials from the National Woman's Party records.
- National Women's Trade Union League of America. National Women's Trade Union League of America records, 1903-1950.
- National Women's Trade Union League of America records, 1903-1950.
- Nazi party and other early 20th century German history related posters.
- Nazimova, 1879-1945. Nazimova collection, 1877-1988.
- Nazimova collection, 1877-1988.
- Nazimova papers.
- NBC press releases. Part I, 1924-1950.
- NBC radio and television program schedules.
- NBC radio and TV program schedules, 1949-1958.
- NBC television.
- NBC TV master books. 1936-1991.
- Neil V. Rosenberg bluegrass music collection, 1923-1985.
- Nellie Simmons Meier papers, 1898-1938.
- Nelson Appleton Miles papers.
- Nelson T. Johnson papers, 1916-1955.
- Nelson W. Jordan family papers, circa 1864-2003.
- Nesbitt, Victoria Henrietta Kugler, 1874-1963. Victoria Henrietta Kugler Nesbitt papers, 1933-1949.
- Neufeld, Maurice F. Maurice F. Neufeld papers, 1919-1998.
- Neuharth, Allen. Allen Neuharth papers, 1949-2013.
- Nevin, Wilberforce, -1899. Wilberforce Nevin letterbook. 1861-1864.
- New York Society for the Suppression of Vice. New York Society for the Suppression of Vice records, 1871-1953.
- New York Society for the Suppression of Vice records, 1871-1953.
- New York World-Telegram and the Sun newspaper photograph collection (Library of Congress). (3)
- Newell, Frederick Haynes, 1862-1932. Frederick Haynes Newell papers, 1885-1931.
- Newman, Alfred, 1901-1970. Alfred Newman film music manuscripts, 1931-1955.
- Newman I. White papers, 1812-1929.
- Newsmap Collection, 1942-1946.
- Newsom, Tommy. Tommy Newsom arrangements, 1947-1999.
- Newton Diehl Baker papers, 1896-1962.
- Nicholas Longworth papers, 1782-1931.
- Nicholson, Augustus S., 1830-1911. Augustus S. Nicholson papers, 1861-1934.
- Nicholson, Joseph Hopper, 1770-1817. Joseph Hopper Nicholson papers.
- Nicholson, Joseph, Jr., -1786. Joseph Nicholson Jr. papers.
- Nicholson, Rebecca Lloyd, 1771-1847. Rebecca Lloyd Nicholson papers.
- Nicolas Slonimsky collection, 1873-1997.
- Niebuhr, Reinhold, 1892-1971. Reinhold Niebuhr papers, 1907-1997.
- Niebuhr, Ursula. Ursula Niebuhr papers.
- Nielsen, Fred Kenelm, 1879-1963. Fred Kenelm Nielsen papers, 1881-1961.
- Nijinska, Bronislava, 1891-1972. Bronislava Nijinska collection, circa 1740-1996.
- Nikola Tesla correspondence, 1890-1934.
- Nikola Tesla papers.
- Nikolai Lopatnikoff collection, 1916-1979.
- Nikolay Karlovich Medtner papers, 1826-1954.
- Nina Webster Dumont papers.
- Nitze, Paul H., 1907-2004. Paul H. Nitze papers, 1922-1998.
- Noble Brandon Judah papers, 1937-1994.
- Noble, Harrell V. (Harrell Vaun), 1907-1982. Harrell V. Noble papers, 1923-2003.
- Noel Deisch papers, 1910-1937.
- Noel Francis Parrish papers, 1894-1987.
- Nolan D.C. Lewis papers, 1897-1978.
- Norbert Hilsberg collection.
- Norman H. Davis papers, 1898-1979.
- Norman Hapgood and Elizabeth Reynolds Hapgood papers, 1824-1977.
- Norris, George W. (George William), 1861-1944. George W. Norris papers, 1864-1954.