Results for "Smithsonian Astrophysical Observatory. Hydrogen Maser Program"
Satellite Tracking Program: Station Files, 1957-1964
- Date: 1957 1957-1964
- Creator: Smithsonian Astrophysical Observatory Assistant Director (Administration)
General Correspondence and Administrative Files, 1957-1964
- Date: 1957 1957-1964
- Creator: Smithsonian Astrophysical Observatory Assistant Director (Administration)
Project Records, 1961-1973
- Date: 1961 1961-1973
- Creator: Smithsonian Astrophysical Observatory Assistant Director (Science)
Operation Moonwatch in Philippines
- Date: 1958
- Creator: Unknown
- Creator: Unknown
Super-Schmidt Camera Installation in New Mexico
- Date: c. 1960
- Creator: Unknown
- Creator: Unknown
Operation Moonwatch in Philippines
- Date: 1958
- Creator: Unknown
Operation Moonwatch Event, Biloxi, Mississippi
- Date: c. 1958
- Creator: Unknown
- Creator: Unknown
Keep Watching the Skies!: The Story of Operation Moonwatch and the Dawn of the Space Age
- Date: 2008
- Creator: McCray, Patrick (W. Patrick)
- Creator: McCray, Patrick (W. Patrick)
Departmental Records, 1958-2003
- Date: 1958 1958-2003
- Creator: Smithsonian Astrophysical Observatory Optical and Infrared Astronomy Division
![Operation Moonwatch in Philippines, 1958, Smithsonian Institution Archives, SIA RU000371 [96-1369].](https://ids.si.edu/ids/iiif/SIA-96-1369-000002/full/250,/0/default.jpg "Operation Moonwatch in Philippines, 1958, Smithsonian Institution Archives, SIA RU000371 [96-1369].")
