Items

Items

• 

  [D7840ZBI], Letter from James Adams to Charles Batchelor, August 11th, 1878

  1878-08-11
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  [E1790CT] Technical Note, 1917-1918

  1917-1918
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  [E1903AL], Letter from Thomas Alva Edison to Waldemar Bernhard Kaempffert, Popular Science Monthly, May 28th, 1919

  1919-05-28
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  [E1903AL1], Letter from William Henry Meadowcroft to Popular Science Monthly, Waldemar Bernhard Kaempffert, May 29th, 1919

  1919-05-29
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  [E1903AN], Letter from Lloyd Edward Darling, Popular Science Monthly to William Henry Meadowcroft, June 3rd, 1919

  1919-06-03
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  [E1903AQ], Letter from Popular Science Monthly, Lloyd Edward Darling to William Henry Meadowcroft, June 6th, 1919

  1919-06-06
• 

  [SB508044A1], Interview, Louis Alan Hazeltine, December 1923

  1923-12-00