Items

Items

• 

  [D7805ZCF], Letter from Thomas Alva Edison to Chemical News, July 8th, 1878

  1878-07-08
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  [D7903ZKP], Letter from Franklin Institute, Isaac Norris to Thomas Alva Edison, November 13th, 1879

  1879-11-13
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  [D8518J], Letter from Frank Winship Toppan to Thomas Alva Edison, June 5th, 1885

  1885-06-05
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  [D8704ACL], Letter from Franklin Institute, William Henry Wahl to Thomas Alva Edison, September 3rd, 1887

  1887-09-03
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  [D8911AAQ], Letter from E L Powers, Electrical Industries to Thomas Alva Edison, December 30th, 1889

  1889-12-30
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  [E1731AA], Letter from West Orange Laboratory to Scientific American, April 4th, 1917

  1917-04-04
• No image

  [E1731AA1], Letter from Thomas Alva Edison to William Henry Meadowcroft, April 1917

  1917-04-00
• No image

  [E1903AJ], Letter from William Henry Meadowcroft to Popular Science Monthly, Waldemar Bernhard Kaempffert, May 22nd, 1919

  1919-05-22
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  [E1903AK], Letter from Popular Science Monthly, Lloyd Edward Darling to William Henry Meadowcroft, May 26th, 1919

  1919-05-26
• No image

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

  1919-05-28
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  [LB025089G], Letter from Thomas Alva Edison to Franklin Institute, William Henry Wahl, September 12th, 1887

  1887-09-12
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  [LM117281], Letter from Arthur Edwin Kennelly to Electrical Engineer, George May Phelps, Jr., April 6th, 1893

  1893-04-06
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  [N037105] Technical Note, July 1879

  1879-07-00
• 

  [NS7601A1], Technical Note, Thomas Alva Edison, July 24th, 1876

  1876-07-24
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  [PA005], Letter from Thomas Alva Edison to Chemical News, July 8th, 1878

  1878-07-08
• 

  [PA007], Letter from Thomas Alva Edison to Chemical News, September 29th, 1878

  1878-09-29
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  [PA077], Letter from Thomas Alva Edison to Scientific American, February 12th, 1876

  1876-02-12
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  [QD012E2098], Letter from George Frederick Barker to Henry Morton, October 21st, 1878

  1878-10-21
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  [SB144H], Letter from Thomas Alva Edison to Scientific American, December 1875

  1875-12-00
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  [W100DMA004], Legal Testimony, Thomas Alva Edison, May 20th, 1890

  1890-05-20
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  [W100DMC], Legal Testimony, Dyer and Seely, November 18th, 1890

  1890-11-18
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  [X001L1015] Technical Note, c. 1890

  1890-00-00
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  [X001L3079] Technical Note, c. 1891

  1891-00-00
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  [X065AA], Letter from Arthur Edwin Kennelly to Reginald Aubrey Fessenden, February 14th, 1894

  1894-02-14
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  [X065AB], Letter from Arthur Edwin Kennelly to Reginald Aubrey Fessenden, March 26th, 1896

  1896-03-26
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  [X065AK], Letter from William Henry Meadowcroft to Reginald Aubrey Fessenden, April 26th, 1920

  1920-04-26
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  [X107AJ], Letter from Henry Morton to George Frederick Barker, October 23rd, 1878

  1878-10-23