Results for "Science -- History"
The End of Operation Moonwatch
- Date: 1975
- Creator: Unknown
- Creator: Unknown
Giuseppe Colombo at Work
- Date: 1974
- Creator: Unknown
- Creator: Unknown
Plan of the Astrophysical Observatory
- Creator: Unknown
- Creator: Unknown
Smithsonian Astrophysical Observatory, South Yard
- Date: c. 1900
- Creator: Unknown
- Creator: Unknown
SAO Slide-rule Machine
- Date: 1931
- Creator: Unknown
- Creator: Unknown
New Dwelling at Mt. Montezuma, Chile
- Date: 1939-1940
- Creator: Unknown
- Creator: Unknown
Smithsonian Astrophysical Observatory Testing at Camp Lee, Virginia
- Creator: Unknown
- Creator: Unknown
Mt. Montezuma, Chile
- Date: c. 1935
- Creator: Unknown
- Creator: Unknown
- Web Page
Florence E. Meier Chase
- Date: c. 1935
- Creator: Unknown
- Creator: Unknown
Mt. Brukkaros, Southwest Africa
- Date: c. 1927
- Creator: Unknown
- Creator: Unknown
Mt. Harquahala, Arizona
- Creator: Unknown
- Creator: Unknown
Operation Moonwatch in Philippines
- Date: 1958
- Creator: Unknown
- Creator: Unknown
