Results for "Astrophysical observatories"

 
Showing results 421 - 432 of 2027 for Astrophysical observatories
  1. SAO Scientists on Walkway of HCO's Fifteen Inch Reflector

    SAO Scientists on Walkway of HCO's Fifteen Inch Reflector

    • Date: 1974
    • Creator: Unknown
    • Creator: Unknown

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  3. SI History Bibliography

    The Division of Radiation and Organisms: Its Origin and Scope

    • Date: November, 1946
    • Creator: Johnston, Earl S
    • Creator: Johnston, Earl S

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  5. Secretary Abbot Carrying the Radiometer up Mount Wilson

    Secretary Abbot Carrying the Radiometer up Mount Wilson

    • Date: c. 1930?
    • Creator: Unknown
    • Creator: Unknown

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  7. Collection

    Publications, 1968-1975

    • Date: 1968 1968-1975
    • Creator: Center for Short-lived Phenomena (Cambridge, Mass.)

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  9. SI History Chronology

    Div. of Radiation and Organisms Funded

    • Date: July 1, 1941

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  11. SI History Chronology

    Andrew Kramer Retires

    • Date: June 30, 1953

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  13. 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

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  15. 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

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  17. SI History Chronology

    Center for Study of Short-Lived Phenomena Established

    • Date: January 1, 1968

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  19. Joseph T. Williams, by Chacon, Vicki, 1978, Smithsonian Archives - History Div, 94-8338.

    Joseph T. Williams

    • Date: 1978
    • Creator: Chacon, Vicki
    • Creator: Chacon, Vicki

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  21. Wishing you a Trivial New Year!

    • Date: January 4, 2018
    • Creator: Alison Reppert Gerber
    • Description: Happy National Trivia Day! January 4th is the perfect day to break out all those endless bits of knowledge stored in your noggin and share them with others. As for the history of National Trivia Day, it's thought that the creation of the game Trivial Pursuit in 1979 sparked the beginning of our fascination with trivia, and everythinge else is history, as they say. To feed our

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  23. Collection

    Award Files, 1986-2000

    • Date: 1986 1986-2000
    • Creator: Smithsonian Institution Office of Sponsored Projects

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Showing results 421 - 432 of 2027 for Astrophysical observatories

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