Results for "X-Ray Astronomy Institute"
Secretary Charles G. Abbot with Bolometric Apparatus
- Date: 1900
- Creator: Unknown
- Creator: Unknown
Observatory at Mt. Montezuma, Chile
- Date: c. 1920
- Creator: Unknown
- Creator: Unknown
Solar Observation Station at Mt. Montezuma, Chile
- Date: c. 1920
- Creator: Unknown
- Creator: Unknown
Operation Moonwatch Event, Biloxi, Mississippi
- Date: c. 1958
- Creator: Unknown
- Creator: Unknown
Observatory on Mount St. Katherine, Egypt
- Date: c. 1933
- Creator: Unknown
- Creator: Unknown
Tyrone Solar Station, Burro Mountain, NM
- Date: c. 1940
- Creator: Unknown
- Creator: Unknown
Building Shelter at Mt. Whitney, California
- Date: 1909
- Creator: Unknown
- Creator: Unknown
SAO Shelter Atop Mount Whitney
- Date: 1909
- Creator: Unknown
- Creator: Unknown
SAO Station Atop Mount Whitney
- Date: 1909
- Creator: Unknown
- Creator: Unknown
SAO Shelter, Mt. Whitney, California
- Date: 1909
- Creator: Unknown
- Creator: Unknown
Flag Designed for the Smithsonian Astrophysical Observatory, Smithson Bicentennial
- Date: c. 1971
- Creator: Unknown
- Creator: Unknown
