Results for "Astrophysical observatories"
- Finding Aid
SIA RU007282, Izsak, Imre G. 1929-1965, Imre G. Izsak Papers, 1961-1965
- Date: 1961 1961-1965
- Creator: Izsak, Imre G., 1929-1965
- Creator: Smithsonian Institution Archives
The Periodometer, a New Instrument for Analysing Solar Records
- Date: 1930 Between 1930 and 1934
- Document
736B or MAH-736B
- Document
96-1369
- Document
80-12955
- Document
96-1369
- Document
May 28 SI Staff Travel to North Carolina to Observe Eclipse | Smithsonian Institution Archives
- Document
SAO Records First US Photograph of Russian Satellite "Sputnik" | Smithsonian Institution Archives
- Document
27205 or MAH-27205
- SI History Bibliography
The Smithsonian Institution, 1846-1896, The History of its First Half Century
- Date: 1897
- Smithsonian Legal Document
An Act Making appropriations for sundry civil expenses of the Government for the fiscal year ending June thirtieth, nineteen hundred and seventeen, and for other purposes
- Date: 1917 07/01/1916
- Creator: 64th Congress, Sess. 1, 1916
- Creator: 64th Congress, Sess. 1, 1916
- Collection
Project Files, 1989-2015
- Date: 1989 1989-2015
- Creator: Smithsonian Facilities
