Items

• [D7702ZCF], Letter from William Henry Preece to Thomas Alva Edison, September 28th, 1877
  1877-09-28
• [D8043U1], Letter from Norvin Green to Thomas Alva Edison, March 12th, 1880
  1880-03-12
• [D8112D1], Letter from New York Electrical Society to Thomas Alva Edison, May 31st, 1881
  1881-05-31
• [D8367ZAA], Telegram from Joseph E Fenn to Samuel Insull, July 13th, 1883
  1883-07-13
• [D8367ZAB], Letter from Joseph E Fenn to Samuel Insull, July 13th, 1883
  1883-07-13
• [D8367ZAF], Letter from Joseph E Fenn to Samuel Insull, August 23rd, 1883
  1883-08-23
• [X099AM], Letter from Thomas Alva Edison to George Bartlett Prescott, August 20th, 1877
  1877-08-20
• [Z005AC], Letter from Thomas Alva Edison to William Henry Preece, September 3rd, 1877
  1877-09-03