Items

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Items

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  [MF50AD], Letter from William Henry Meadowcroft to U.S. Signal Corps, Charles E Coates, March 10th, 1919

  1919-03-10
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  [LB118064], Letter from Thomas Alva Edison to U.S. Signal Corps, June 3rd, 1918

  1918-06-03
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  [LB116357], Letter from William Henry Meadowcroft to Walter Schuyler Grant, U.S. Signal Corps, March 9th, 1917

  1917-03-09
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  [LB110164], Letter from Thomas Alva Edison to U.S. Signal Corps, Leonard Delacour Wildman, February 4th, 1916

  1916-02-04
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  [E1952AK], Letter from Thomas Alva Edison to U.S. Signal Corps, Charles E Coates, April 28th, 1919

  1919-04-28
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  [LB008470], Letter from Thomas Alva Edison to U.S. Signal Corps, William Babcock Hazen, August 29th, 1881

  1881-08-29
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  [E1769AH], Letter from Thomas Alva Edison to U.S. Signal Corps, George Percival Scriven, January 23rd, 1917

  1917-01-23
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  [D7937ZCI], Letter from Thomas Alva Edison to U.S. Signal Corps, August 26th, 1879

  1879-08-26
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  [D0013AAB], Letter from Thomas Alva Edison to U.S. Signal Corps, Eugene Oscar Fechet, January 6th, 1900

  1900-01-06
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  [D0009AAZ], Letter from Edison Manufacturing Co to U.S. Signal Corps, Samuel Reber, June 29th, 1900

  1900-06-29
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  [D0009AAV], Letter from William Edgar Gilmore to Samuel Reber, U.S. Signal Corps, June 15th, 1900

  1900-06-15
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  [D0009AAU], Letter from William S Logue to U.S. Signal Corps, Samuel Reber, June 11th, 1900

  1900-06-11
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  [D0009AAM], Letter from William Edgar Gilmore to U.S. Signal Corps, Adolphus Washington Greely, May 29th, 1900

  1900-05-29