Items

• [D7903ZDP], Letter from Thomas Alva Edison to Hamilton McKown Twombly, May 6th, 1879
  1879-05-06
• [D7903ZEA], Letter from Hamilton McKown Twombly, Western Union to Thomas Alva Edison, May 23rd, 1879
  1879-05-23
• [D7903ZEI], Letter from Tracy Robinson Edson to Thomas Alva Edison, May 27th, 1879
  1879-05-27
• [D7929ZDK], Letter from Lemuel Wright Serrell to Thomas Alva Edison, July 19th, 1879
  1879-07-19
• [PA058], Article, James Nye Ashley, December 11th, 1869
  1869-12-11