Results for "Geological surveys"

1. 

   William Healey Dall (1845-1927)

   • Date: 1879
   • Creator: Ulke, Julius

2.  
3. 

   Ellis Yochelson

   • Date: 1985
   • Creator: Dougherty, Harold E
   • Creator: Dougherty, Harold E

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5. 

   Elaine Zworykin

   • Date: 1949 1-May-49

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7. 

   Arthur Louis Day (1869-1960)

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9. 

   Arthur Louis Day (1869-1960)

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11. 

    Walter Willis Granger (1872-1941)

    • Date: 1937 December 1937
    • Creator: Davis, Fremont 1915-1977

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13. 

    Panama-Pacific International Exposition, San Francisco, California, 1915

    • Date: 1915
    • Creator: United States National Museum Photographic Laboratory

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15. 

    Panama-Pacific International Exposition, San Francisco, California, 1915

    • Date: 1915
    • Creator: United States National Museum Photographic Laboratory

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17. 

    Panama-Pacific International Exposition, San Francisco, California, 1915

    • Date: 1915
    • Creator: United States National Museum Photographic Laboratory

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19. 

    Panama-Pacific International Exposition, San Francisco, California, 1915

    • Date: 1915
    • Creator: United States National Museum Photographic Laboratory

20.  
21. 

    Panama-Pacific International Exposition, San Francisco, California, 1915

    • Date: 1915
    • Creator: United States National Museum Photographic Laboratory

22.  
23. 

    Panama-Pacific International Exposition, San Francisco, California, 1915

    • Date: 1915
    • Creator: United States National Museum Photographic Laboratory

24.  

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