Items

• [D8120ZAL1], Letter from Thomas Alva Edison to Alfred Haid, May 13th, 1881
  1881-05-13
• [D8120ZCF1], Letter from Thomas Alva Edison to Alfred Haid, 1881
  1881-00-00
• [D8138S], Letter from Thomas Alva Edison to Alfred Haid, August 8th, 1881
  1881-08-08
• [LB008229], Letter from Thomas Alva Edison to Alfred Haid, May 5th, 1881
  1881-05-05
• [LB008248A], Letter from Thomas Alva Edison to Alfred Haid, May 13th, 1881
  1881-05-13
• [LB018350], Letter from Samuel Insull to Alfred Haid, September 11th, 1884
  1884-09-11