Results for "Washington (D.C.)"

 
Showing results 1 - 12 of 12 for Washington (D.C.)
  1. Countess Andrassy Demonstrates Solar Cooking, Festival of American Folklife

    Countess Andrassy Demonstrates Solar Cooking, Festival of American Folklife

    • Date: 1977
    • Creator: Unknown
    • Creator: Unknown

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  3. Secretary Charles G. Abbot with Solar Boiler

    Secretary Charles G. Abbot with Solar Boiler

    • Date: c. September 30, 1936
    • Creator: Unknown
    • Creator: Unknown

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  5. Smithsonian Astrophysical Observatory, Table Mountain, CA

    Smithsonian Astrophysical Observatory, Table Mountain, CA

    • Creator: Unknown
    • Creator: Unknown

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  7. Mt. Harquahala, Arizona, by Unknown, 1924, Smithsonian Archives - History Div, 78-6571.

    Mt. Harquahala, Arizona

    • Date: 1924
    • Creator: Unknown
    • Creator: Unknown

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  9. Dr. Charles G. Abbot with Harmonic Print-out

    Dr. Charles G. Abbot with Harmonic Print-out

    • Date: 1973
    • Creator: Unknown
    • Creator: Unknown

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  11. Smithsonian Solar Observing Station, Table Mountain, CA

    Smithsonian Solar Observing Station, Table Mountain, CA

    • Creator: Unknown
    • Creator: Unknown

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  13. Secretary Abbot with Printouts, by Unknown, c. 1968, Smithsonian Archives - History Div, 94-4039.

    Secretary Abbot with Printouts

    • Date: c. 1968
    • Creator: Unknown
    • Creator: Unknown

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  15. Mt. St. Katherine, Egypt, by Unknown, 1933, Smithsonian Archives - History Div, 94-12577.

    Mt. St. Katherine, Egypt

    • Date: 1933
    • Creator: Unknown
    • Creator: Unknown

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  17. Observatory at Mt. Montezuma, Chile

    Observatory at Mt. Montezuma, Chile

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

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  19. Observatory on Mount St. Katherine, Egypt

    Observatory on Mount St. Katherine, Egypt

    • Date: c. 1933
    • Creator: Unknown
    • Creator: Unknown

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  21. Tyrone Solar Station, Burro Mountain, NM

    Tyrone Solar Station, Burro Mountain, NM

    • Date: c. 1940
    • Creator: Unknown
    • Creator: Unknown

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  23. Loyal B. Aldrich and Others at SAO Site

    Loyal B. Aldrich and Others at SAO Site

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

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Showing results 1 - 12 of 12 for Washington (D.C.)