Results for "Smithsonian Astrophysical Observatory. Upper Atmosphere Studies Division"

 
Showing results 1 - 2 of 2 for Smithsonian Astrophysical Observatory. Upper Atmosphere Studies Division
  1. Solar Observation Station at Mt. Montezuma, Chile

    Solar Observation Station at Mt. Montezuma, Chile

    • Date: c. 1920
    • Creator: Unknown
    • Creator: Unknown

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  3. Secretary Charles G. Abbot with Bolometric Apparatus

    Secretary Charles G. Abbot with Bolometric Apparatus

    • Date: 1900
    • Creator: Unknown
    • Creator: Unknown

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Showing results 1 - 2 of 2 for Smithsonian Astrophysical Observatory. Upper Atmosphere Studies Division