Results for "Smithsonian Institution. Acting Assistant Secretary for Science"

 
Showing results 1 - 2 of 2 for Smithsonian Institution. Acting Assistant Secretary for Science
  1. Joseph Henry's Oscillating Electromagnet Motor

    Joseph Henry's Oscillating Electromagnet Motor

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

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  3. Joseph Henry's Albany Magnet with its Battery and Apparatus for Measuring its Strength

    Joseph Henry's Albany Magnet with its Battery and Apparatus for Measuring its Strength

    • Date: 1831
    • Creator: Unknown
    • Creator: Unknown

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Showing results 1 - 2 of 2 for Smithsonian Institution. Acting Assistant Secretary for Science