Results for "Chandra X-ray Observatory (U.S.)"
Corbitt, Whipple & Udall at Mt. Hopkins Observatory
- Date: 1968
- Creator: Unknown
- Creator: Unknown
Large Surface Light Collector at Mt. Hopkins Observatory
- Date: 1968 October 23, 1968
- Creator: Unknown
Flag Designed for the Smithsonian Astrophysical Observatory, Smithson Bicentennial
- Date: c. 1971
- Creator: Unknown
- Creator: Unknown
Portrait of Ray Smith Bassler (1878-1961)
- Date: 1961 Before 1961
- Creator: Unknown
Portrait of Ray Smith Bassler (1878-1961)
- Date: 1922 July 1922
- Creator: Unknown
Letter from Alexander Wetmore to Sammy Ray, November 28, 1944
- Date: November 28, 1944 20th century
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Letter from Alexander Wetmore to Sammy Ray, November 14, 1944
- Date: November 14, 1944 20th century
- Creator: Wetmore, Alexander 1886-
- Creator: Wetmore, Alexander 1886-
Letter from Sammy Ray to Alexander Wetmore, November 18, 1944
- Date: November 18, 1944 20th century
- Creator: Ray, Sammy M (Sammy Mehedy) 1919-
- Creator: Ray, Sammy M (Sammy Mehedy) 1919-
Letter from Sammy Ray to Alexander Wetmore, October 29, 1944
- Date: October 29, 1944
- Creator: Ray, Sammy M (Sammy Mehedy) 1919-
- Creator: Ray, Sammy M (Sammy Mehedy) 1919-
Letter from Sammy Ray to Alexander Wetmore, September 3, 1944
- Date: September 3,1944 20th century
- Creator: Ray, Sammy M (Sammy Mehedy) 1919-
- Creator: Ray, Sammy M (Sammy Mehedy) 1919-
Crew and Scientists Inside "U.S.S. Los Angeles."
- Date: 1925 January 24, 1925
Crew and Scientists, Solar Eclipse Expedition, on board the "U.S.S. Los Angeles."
- Date: 1925 January 24, 1925
