Results for "Twitter"

1. 

   Joseph Henry's Yale Magnet

   • Date: 1974
   • Creator: Harrell, Alfred
   • Creator: Harrell, Alfred

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   Joseph Henry Notebook, Weather, post-1863

   • Date: post-1863
   • Creator: Henry, Joseph 1797-1878
   • Creator: Henry, Joseph 1797-1878

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5. 

   Division of Radiation and Organisms Laboratory, Smithsonian Institution Building, or Castle - Equipment

   • Date: 1930 Circa 1930s
   • Creator: United States National Museum Photographic Laboratory

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   Division of Radiation and Organisms Laboratory, Smithsonian Institution Building, or Castle - Equipment

   • Date: 1930 Circa 1930s
   • Creator: United States National Museum Photographic Laboratory

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9. 

   Joseph Henry's Oscillating Electromagnet Motor

   • Date: c. 1830s
   • Creator: Henry, Joseph 1797-1878
   • Creator: Henry, Joseph 1797-1878

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11. 

    Map of North and South America Labeled "Indian and Eskimo Ingenuity"

    • Date: 1957
    • Creator: Unknown
    • Creator: Unknown

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13. 

    Divisional Records, 1866, 1954-1997

    • Date: 1866 1866-1997 1866, 1954-1997
    • Creator: National Museum of American History (U.S.) Division of Physical Sciences

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15. 

    Charles Bittinger (1879-1970)

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    John James Audubon

    • Date: c. 1845
    • Creator: Unknown
    • Creator: Unknown

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19. 

    Charles Bittinger (1879-1970)

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21. 

    Division of Radiation and Organisms Laboratory, Smithsonian Institution Building, or Castle - Equipment

    • Date: 1930 Circa 1930s
    • Creator: United States National Museum Photographic Laboratory

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23. 

    Reconstruction of Joseph Henry's Original Oscillating Electromagnet Motor

    • Date: c. 1830s
    • Creator: Unknown
    • Creator: Unknown

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