Items

• [D7618O], Letter from Thomas Alva Edison to William Orton, April 1876
  1876-04-00
• [D7702ZAQ], Letter from Josiah Custer Reiff to Thomas Alva Edison, July 24th, 1877
  1877-07-24
• [D7937ZEF], Letter from Bergmann & Co, Sigmund Bergmann to Thomas Alva Edison, December 18th, 1879
  1879-12-18
• [D8113O], Letter from John Masterson to Thomas Alva Edison, November 19th, 1881
  1881-11-19
• [D8750AAV], Letter from Ezra Torrance Gilliland to Thomas Alva Edison, December 20th, 1887
  1887-12-20
• [D8812AAQ], Letter from Charles Wilson Price, Electric Club (New York) to Thomas Alva Edison, May 8th, 1888
  1888-05-08
• [E1141BJ], Letter from Selden Gloyd Warner to Thomas Alva Edison, October 31st, 1911
  1911-10-31
• [NP065H], Technical Note, Thomas Alva Edison, November 24th, 1905
  1905-11-24
• [NP080A] Technical Note, c. 1909
  1909-00-00
• [PA015A], Article, Ezra Torrance Gilliland, May 19th, 1888
  1888-05-19
• [SB1677133], Letter from John N Elmore to Thomas Alva Edison, September 12th, 1874
  1874-09-12
• [SC88034A], Clipping, Invention (Magazine), June 16th, 1888
  1888-06-16
• [SC88034A1], Interview, Ezra Torrance Gilliland, June 16th, 1888
  1888-06-16