3 finding aid(s) found containing the word(s) Astronomical observatories--Washington (D.C.).

  1. Asaph Hall papers, 1837-1983

    1,000 items ; 7 containers plus 1 oversize ; 3.8 linear feet -- Manuscript Division, Library of Congress, Washington, D.C.

    Summary:

    Astronomer. Correspondence, diaries, journals, speeches, writings, scientific notebooks, biographical material, family papers, printed matter, photographs, and other papers relating to astronomers Asaph Hall (1829-1907) and his son, Asaph Hall (1859-1930). Documents the career of Asaph Hall (1829-1907) at the United States Naval Observatory, Washington, D.C. and to his discovery of the moons of...

  2. Edward Everett Hayden family papers, 1817-1963

    11,000 items ; 31 containers plus 1 oversize ; 12.4 linear feet -- Manuscript Division, Library of Congress, Washington, D.C.

    Summary:

    Naval officer and scientist. Correspondence, diaries, journals, notebooks, financial material, photographs, and other papers pertaining to Hayden's naval and scientific careers and to his family.

    Please note:

    Some or all content stored offsite.

  3. United States Naval Observatory records, 1830-1900

    8,000 items ; 29 containers plus 1 oversize ; 12 linear feet -- Manuscript Division, Library of Congress, Washington, D.C.

    Summary:

    Official correspondence and administrative records of offices of the Naval Observatory, located in Washington, D.C., including of the superintendent, Nautical Almanac, librarian, and the superintendent of compasses and instruments, concerning activities of the observatory and tracing its development from its origin in the Depot of Charts and Instruments.