Results for "Twitter"
Smithsonian Astrophysical Observatory Employees
- Date: 1930-1940?
- Creator: Unknown
- Creator: Unknown
Mrs. Herbert Hoover Visits NGA Located in NHB
- Date: 1933
- Creator: Unknown
- Creator: Unknown
Tennis Courts Behind SI Building
- Date: 1920
- Creator: Unknown
- Creator: Unknown
Swearing in of Secretary Leonard Carmichael
- Date: 1953
- Creator: Unknown
- Creator: Unknown
Secretary Charles G. Abbot with Solar Boiler
- Date: c. September 30, 1936
- Creator: Unknown
- Creator: Unknown
Postcard from Lima, Peru
- Date: March 18, 1942
- Creator: Unknown
- Creator: Unknown
Secretaries Carmichael, Abbot & Wetmore, c. 1950s
- Date: c. 1950s
- Creator: Unknown
- Creator: Unknown
Freer Gallery of Art Groundbreaking
- Date: 1916
- Creator: Unknown
- Creator: Unknown
Presentation of Langley Medal to Admiral Byrd
- Date: 1931
- Creator: Unknown
- Creator: Unknown
Alexander Graham Bell Bust Presentation
- Date: 1926
- Creator: Unknown
- Creator: Unknown
Building Shelter at Mt. Whitney, California
- Date: 1909
- Creator: Unknown
- Creator: Unknown
Retirement of William Taylor
- Date: 1954
- Creator: Unknown
- Creator: Unknown
