Items

• [D8752AAF], Letter from Consolidated Railway Telegraph Co, Henry D Hall to Thomas Alva Edison, April 11th, 1887
  1887-04-11
• [D8752AAJ], Letter from Henry D Hall, Consolidated International Railway Telegraph Co to Thomas Alva Edison, July 18th, 1887
  1887-07-18
• [D8752AAL], Letter from Consolidated Railway Telegraph Co, Henry D Hall to Thomas Alva Edison, September 6th, 1887
  1887-09-06
• [D8752AAM], Letter from Consolidated Railway Telegraph Co, Henry D Hall to Thomas Alva Edison, September 26th, 1887
  1887-09-26
• [D8852AAH], Letter from Consolidated International Railway Telegraph Co, Henry D Hall to Thomas Alva Edison, January 19th, 1888
  1888-01-19