Results for "Observatories"
Secretary Charles G. Abbot's Solar Cooker at Mt. Wilson, CA
- Date: c. 1920s?
- Creator: Unknown
- Creator: Unknown
SAO Buildings at Mt. Montezuma, Chile
- Date: c. 1946
- Creator: Unknown
- Creator: Unknown
Mt. Montezuma, Chile
- Date: c. 1935
- Creator: Unknown
- Creator: Unknown
Abbot at Table Mountain, California
- Date: c 1925
- Creator: Unknown
- Creator: Unknown
Postcard of Sun Tower at Mt. Wilson
- Date: c. 1930s
- Creator: Unknown
- Creator: Unknown
Mt. Montezuma, Chile
- Date: 1931
- Creator: Unknown
- Creator: Unknown
SAO Testing Fabric
- Date: c. 1940-1945
- Creator: Unknown
- Creator: Unknown
Instruments at Mt. St. Katherine, Egypt
- Date: 1933
- Creator: Unknown
- Creator: Unknown
Playing Golf at Mt. Montezuma, Chile
- Date: 1928
- Creator: Unknown
- Creator: Unknown
Freeman Family at Mt. Montezuma, Chile
- Date: 1927
- Creator: Unknown
- Creator: Unknown
Operation Moonwatch in Philippines
- Date: 1958
- Creator: Unknown
- Creator: Unknown
John A. Roebling
- Date: c. 1930?
- Creator: Unknown
- Creator: Unknown
