Results for "Smithsonian Astrophysical Observatory. Hydrogen Maser Program"
- Finding Aid
SIA RU000255, Smithsonian Astrophysical Observatory Moonwatch Division, Records, 1956-1975
- Date: 1956 1956-1975
- Creator: Smithsonian Astrophysical Observatory. Moonwatch Division
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA Acc. 05-007, Smithsonian Astrophysical Observatory Central Engineering Department, Assignment/Support Requests, 1987-1998
- Date: 1987 1987-1998
- Creator: Smithsonian Astrophysical Observatory. Central Engineering Department
- Creator: Smithsonian Institution Archives
- SI History Chronology
Monthly Observatory Nights at CFA
- Date: 1979
- SI History Chronology
Smithsonian Observatory Creates Its Computer Section
- Date: 1959
- SI History Bibliography
The Smithsonian's Satellite-Tracking Program: Its History and Organization, Part III
- Date: 1965
- Creator: Hayes, Eugene Nelson
- Creator: Hayes, Eugene Nelson
- SI History Bibliography
The Smithsonian's Satellite-Tracking Program: Its History and Organization, Part II
- Date: 1964
- Creator: Hayes, Eugene Nelson
- Creator: Hayes, Eugene Nelson
- Finding Aid
SIA Acc. 18-162, Smithsonian Astrophysical Observatory Sponsored Programs and Procurement Department, Grant Award Files, 2001-2014
- Date: 2001 2001-2014
- Creator: Smithsonian Astrophysical Observatory. Sponsored Programs and Procurement Department
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA Acc. 17-067, Smithsonian Astrophysical Observatory Science Media Group, Productions, 1994-2013
- Date: 1994 1994-2013
- Creator: Smithsonian Astrophysical Observatory. Science Media Group
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA Acc. 22-061, Smithsonian Astrophysical Observatory Sponsored Programs and Procurement Department, Grant Award Files, 2008-2021
- Date: 2008 2008-2021
- Creator: Smithsonian Astrophysical Observatory. Sponsored Programs and Procurement Department
- Creator: Smithsonian Institution Archives
- Finding Aid
SIA Acc. 14-038, Smithsonian Astrophysical Observatory Sponsored Programs and Procurement Department, Grant Award Files, 1998-2007
- Date: 1998 1998-2007
- Creator: Smithsonian Astrophysical Observatory. Sponsored Programs and Procurement Department
- Creator: Smithsonian Institution Archives
- Webpage
Samuel Pierpont Langley, 1834-1906
- Date: April 14, 2011
- Description: Access the official records of the Smithsonian Institution and learn about its history, key events, people, and research.
- Collection
Program Files, 1997-2012
- Date: 1997 1997-2012
- Creator: Smithsonian Astrophysical Observatory Office of Human Resources