Results for "Smithsonian Astrophysical Observatory. Moonwatch Division"
- Smithsonian Legal Document
An Act Making appropriations for sundry civil expenses of the Government for the fiscal year ending June thirtieth, nineteen hundred and sixteen, and for other purposes
- Date: 1915 03/03/1915
- Creator: 63d Congress, Sess. 3, 1915
- Creator: 63d Congress, Sess. 3, 1915
Project Records, 1967-1970
- Date: 1967 1967-1970
- Creator: Mt. Hopkins Observatory
- Smithsonian Legal Document
An Act Making appropriations for sundry civil expenses of the Government for the fiscal year ending June thirtieth, nineteen hundred and twelve, and for other purposes
- Date: 1911 03/04/1911
- Creator: 61st Congress, Sess. 3, 1911
- Creator: 61st Congress, Sess. 3, 1911
Project Records, 1961-1973
- Date: 1961 1961-1973
- Creator: Smithsonian Astrophysical Observatory Assistant Director (Science)
- SI History Bibliography
Samuel Pierpont Langley
- Date: 1934
- Creator: Abbot, C. G (Charles Greeley) b. 1872
- Creator: Abbot, C. G (Charles Greeley) b. 1872
- Smithsonian Legal Document
An Act Making appropriations for the Executive office and sundry independent executive bureaus, boards, commissions, and office, for the fiscal year ending June 30, 1924, and for other purposes
- Date: 1923 02/13/1923
- Creator: 67th Congress, Sess. 4, 1923
- Creator: 67th Congress, Sess. 4, 1923
Keetmanshoop, Southwest Africa
- Date: c. 1925
- Creator: Abbot, C. G (Charles Greeley) b. 1872
- Creator: Abbot, C. G (Charles Greeley) b. 1872
- SI History Chronology
Abbot Tests Solar Steam Boiler
- Date: September 30, 1936
- Collection
Administrative Records, 1962-1973
- Date: 1962 1962-1973
- Creator: Smithsonian Astrophysical Observatory Assistant Director (Science)
- Collection
Satellite Tracking Program: Administrative Files, 1959-1967
- Date: 1959 1959-1967
- Creator: Smithsonian Astrophysical Observatory Assistant Director (Administration)
- Smithsonian Legal Document
An Act Making appropriations for sundry civil expenses of the Government for the fiscal year ending June thirtieth, eighteen hundred and ninety-six, and for other purposes
- Date: 1895 03/02/1895
- Creator: 53d Congress, Sess. 3, 1895
- Creator: 53d Congress, Sess. 3, 1895
Patent Drawing for Abbot's Pyrheliometer
- Date: 1940?
- Creator: Unknown
- Creator: Unknown
