Items

• [D7941ZJC], Letter from William H Gregory to Thomas Alva Edison, December 10th, 1879
  1879-12-10
• [D8049D2], Bill/Receipt from William H Gregory to Thomas Alva Edison, January 14th, 1880
  1880-01-14
• [D8049ZEE], Letter from William H Gregory to Thomas Alva Edison, May 3rd, 1880
  1880-05-03
• [D8049ZGX], Letter from William H Gregory to Thomas Alva Edison, September 12th, 1880
  1880-09-12
• [D8213O], Letter from William H Gregory to Thomas Alva Edison, August 14th, 1882
  1882-08-14