Items

• [D8339H], Letter from W Le Poer Trench to Thomas Alva Edison, February 23rd, 1883
  1883-02-23
• [D8339M], Letter from W Le Poer Trench to Samuel Insull, March 21st, 1883
  1883-03-21
• [D8339N], Letter from W Le Poer Trench to Samuel Insull, March 21st, 1883
  1883-03-21
• [D8339T], Letter from W Le Poer Trench to Thomas Alva Edison, April 20th, 1883
  1883-04-20
• [D8339ZAA], Letter from W Le Poer Trench to Thomas Alva Edison, May 12th, 1883
  1883-05-12
• [D8367E], Letter from W Le Poer Trench to Samuel Insull, February 23rd, 1883
  1883-02-23
• [D8367H], Letter from W Le Poer Trench to Samuel Insull, March 19th, 1883
  1883-03-19
• [D8468ZCI], Memorandum, W Le Poer Trench, 1884
  1884-00-00