Nurse and volunteer worker. Correspondence, diaries, family papers, subject files, speeches and writings, scrapbooks, and other papers relating principally to Becker’s volunteer activities on behalf of various health and medical causes, especially the crusade against tuberculosis and cancer.

Author, historian, and newspaper editor. Correspondence, memoranda, writings and speeches, research notes, and other papers reflecting Brant's career with various newspapers, in the administration of Franklin D. Roosevelt, as a playwright, and his interest in James Madison.

Author, lawyer, orator, United States representative from Nebraska, and secretary of state. Correspondence, military papers and other material relating mainly to the presidential campaign of 1896, the Spanish-American War, Bryan's efforts to preserve world peace during World War I, his career as a lecturer for the Chautauqua Institution and its affiliates, and his interest in prohibition, political and monetary reform, and religious issues.

Governor of the Canal Zone, army officer, and engineer. Diaries, correspondence, reports, memoranda, photographs, clippings, family papers, and scrapbooks relating chiefly to the construction of the Panama Canal, Goethals' term as governor of the Canal Zone, his other public service positions, and the Goethals family.

Author, educator, missionary, and social worker. Correspondence, diaries, writings, subject files, notebooks, scrapbooks, clippings, memorabilia, and photographs relating primarily to Inman’s work in Latin America as a Christian missionary and government representative.

U.S. secretary of state, U.S. senator from Pennsylvania, and lawyer. Correspondence, memoranda, speeches, writings, reports, articles, notebooks, bills and resolutions, legal records, biographical sketches, library catalog, clippings, printed matter, scrapbooks, cartoons, and other papers relating chiefly to Knox's service as U.S. attorney general, secretary of state, and senator from Pennsylvania.

Editor, historian, advisor to diplomatic delegations, consultant to U.S. government agencies, and special assistant to Secretary of State Cordell Hull. Correspondence, memoranda, writings, research and historical source material, scrapbooks, printed matter, photographs, and biographical matter relating primarily to Milton’s work as a historian of the Civil War and career as a newspaper editor and in government.

Lawyer and publicist. Correspondence, memoranda, diaries, notebooks, printed articles, speeches, newspaper clippings, scrapbooks, and other printed material reflecting Pinchot's interests in civil liberties, labor problems, government, and politics.

Army officer, author, and public official. Correspondence, memoranda, diaries, drafts of speeches and writings, subject files, newspaper clippings, and other papers pertaining chiefly to Roosevelt's service as United States assistant secretary of the navy (1921-1924) under Warren G. Harding and Secretary of the Navy Edwin Denby, as governor of Puerto Rico (1929-1932), and as governor general of the Philippines (1932-1933).

United States secretary of state, secretary of war, United States senator from New York, and statesman. Correspondence, memoranda, speeches, notes, reports, subject files, financial papers, calendar and appointment books, invitations, and printed materials relating to Root's career as a lawyer and statesman.

Author, civil rights leader, and lawyer. Correspondence, articles, lecture notes, petitions, press releases, clippings, photographs, scrapbooks, and other papers relating chiefly to Storey's years as president of the National Association for the Advancement of Colored People and his interest in the Anti-Imperialist League.

Journalist and author. Correspondence, writings, and other material relating to Sullivan's career as a journalist and author.

Lawyer, United States senator from Utah, and associate justice of the Supreme Court. Correspondence, diaries, speeches, biographical material, newspaper clippings, memoranda, legal briefs, and printed Supreme Court opinions by Sutherland.

United States senators from Montana. Official correspondence, personal correspondence, speeches, legislative files, pamphlets, newspaper clippings, scrapbooks, and photographs relating chiefly to the senatorial career of Walsh and his successor, John Edward Erickson.

Newspaper editor. Letterpress books and personal and special correspondence relating mainly to White's personal life and career as editor of the Emporia Gazette.

United States representative and senator, lawyer, and planter from Mississippi. Correspondence, biographical and genealogical material, newspaper clippings, printed material, and other papers documenting Williams's Congressional service. Pertains primarily to politics in Mississippi and the nation during the presidential administrations of Woodrow Wilson and Warren G. Harding.