Results for "Science and state"

1. 

   Reconstruction of Joseph Henry's Original Oscillating Electromagnet Motor

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

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3. 

   Smithsonian Replica of Joseph Henry's Princeton Oscillating Electromagnet Motor

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

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5. 

   Replica of Joseph Henry's Princeton Oscillating Electromagnet Motor

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

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7. 

   Secretary Charles G. Abbot with Solar Boiler

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

8.  

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