Results for "African Americans -- Washington (D.C.)"
Mt. Brukkaros, Southwest Africa
- Date: c. 1927
- Creator: Unknown
- Creator: Unknown
Mt. Harquahala, Arizona
- Creator: Unknown
- Creator: Unknown
Smithsonian Indian Field Station (SAO)
- Creator: Smithsonian Astrophysical Observatory
- Creator: Smithsonian Astrophysical Observatory
Operation Moonwatch in Philippines
- Date: 1958
- Creator: Unknown
- Creator: Unknown
Observing Station in Peru
- Creator: Smithsonian Astrophysical Observatory
- Creator: Smithsonian Astrophysical Observatory
Andrew Kramer at Work at Astrophysical Observatory
- Date: c. 1940s
- Creator: Unknown
- Creator: Unknown
Staff at Table Mountain, California
- Date: c. 1925
- Creator: Unknown
- Creator: Unknown
SAO Scientists on Walkway of HCO's Fifteen Inch Reflector
- Date: 1974
- Creator: Unknown
- Creator: Unknown
W. S. Adams, Director of Mount Wilson Observatory
- Date: c. 1940?
- Creator: Unknown
- Creator: Unknown
Instruments at Mt. St. Katherine, Egypt
- Date: 1933
- Creator: Unknown
- Creator: Unknown
W.B. Ellison and Frederick A. Greeley
- Date: 1920
- Creator: Unknown
- Creator: Unknown
Playing Golf at Mt. Montezuma, Chile
- Date: 1928
- Creator: Unknown
- Creator: Unknown
