Results for "Microfilms"
- Finding Aid
SIA RU000033, Smithsonian Institution Office of the Secretary, Correspondence, 1865-1891
- Date: 1865 1865-1891
- Creator: Smithsonian Institution. Office of the Secretary
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA RU000033, Smithsonian Institution Office of the Secretary, Correspondence, 1865-1891
- Date: 1865 1865-1891
- Creator: Smithsonian Institution. Office of the Secretary
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA RU000034, Smithsonian Institution Office of the Secretary, Correspondence, 1887-1907
- Date: 1887 1887-1907
- Creator: Smithsonian Institution. Office of the Secretary
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA RU007003, Langley, S. P (Samuel Pierpont) 1834-1906, Samuel P. Langley Papers, 1866-1906, 1909, 1914, 1942
- Date: 1866 1866-1942 1866-1906, 1909, 1914, 1942
- Creator: Langley, S. P. (Samuel Pierpont), 1834-1906
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA RU007005, Abbot, C. G (Charles Greeley) 1872-1973, Charles G. Abbot Papers, 1889-1973, and Records of the Smithsonian Astrophysical Observatory
- Date: 1889 1889-1973
- Creator: Abbot, C. G. (Charles Greeley), 1872-1973
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA RU000074, National Zoological Park (U.S.), Records, 1887-1966
- Date: 1887 1887-1966
- Creator: National Zoological Park
- Creator: Smithsonian Institution Archives