Results for "Twitter"
Super-Schmidt Camera Installation in New Mexico
- Date: c. 1960
- Creator: Unknown
- Creator: Unknown
- Smithsonian Legal Document
House of Representatives Rep. No. 587
- Date: 1977 04/12/1842
- Creator: 27th Congress, Sess. 2
- Creator: 27th Congress, Sess. 2
- Online Publications
A Bill to provide for the disposal and management of the Smithson fund
- Date: 03/05/1840
- Creator: 26th Congress, Sess 1, 1840, House of Representatives
- Creator: 26th Congress, Sess 1, 1840, House of Representatives
Constructing 84-foot Radio Telescope
- Date: c. 1968
- Creator: Smithsonian Astrophysical Observatory
- Creator: Smithsonian Astrophysical Observatory
Walter Munn and the K-50 Geodetic Camera
- Date: c. 1970
- Creator: Smithsonian Astrophysical Observatory
- Creator: Smithsonian Astrophysical Observatory
Loyal B. Aldrich and Others at SAO Site
- Date: c. 1920
- Creator: Unknown
- Creator: Unknown
- SI History Bibliography
Observers, Publications, and Surveys: Astronomy in the United States in 1849
- Date: 1999
- Creator: Rothenberg, Marc 1949-
- Creator: Rothenberg, Marc 1949-
- Authority Record/EAC
Agency history, 1986-
- Date: 1986 1986-
- Creator: Smithsonian Astrophysical Observatory Office of the Associate Director for Planning
Whipple Observatory Volunteers
- Date: c.1990
- Creator: Brocious, Daniel
- Creator: Brocious, Daniel
Postcard of Sun Tower at Mt. Wilson
- Date: c. 1930s
- Creator: Unknown
- Creator: Unknown
SAO Mount Whitney Shelter Erected
- Date: 1909
Large Surface Light Collector at Mt. Hopkins Observatory
- Date: 1968 October 23, 1968
- Creator: Unknown
