Results for "Washington (D.C.)"
SAO Mount Whitney Shelter Erected
- Date: 1909
Smithsonian Astrophysical Observatory in the South Yard
- Date: 1899
- Creator: Unknown
- Creator: Unknown
North Carolina Eclipse Expedition of 1900
- Date: May 28, 1900
Instructions Issued for Polaris Expedition
- Date: June 9, 1871
SAO-Harvard Radio Telescope Is Installed
- Date: 1968
Postcard of the Dome at the Mt. Wilson Observatory
- Date: 1938
- Creator: Curt Teich & Co
- Creator: Curt Teich & Co
Edward P. Henderson Holding a Meteorite
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Edward P. Henderson Holding Meteorite in Left Hand
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Edward P. Henderson Pressing Stand Magnifier on Scanner
- Date: 1975
- Creator: Sandved, Kjell Bloch 1922-
- Creator: Sandved, Kjell Bloch 1922-
Francis Joseph Heyden, S.J. (1907-1991)
Deborah Warner
- Date: 1978
- Creator: Hofmeister, Richard K
- Creator: Hofmeister, Richard K
Operation Moonwatch in Philippines
- Date: 1958
- Creator: Unknown
- Creator: Unknown
