Items

• [D8503ZEB], Letter from Edward Livingston Wilson to Thomas Alva Edison, December 5th, 1885
  1885-12-05
• [D8818AUH], Letter from Thomas Alva Edison to Edison Machine Works, October 2nd, 1888
  1888-10-02
• [D8839ABV], Letter from Francis Robbins Upton to Thomas Alva Edison, September 28th, 1888
  1888-09-28
• [D8839ABW], Letter from Everett Frazar to Francis Robbins Upton, September 27th, 1888
  1888-09-27