Items

• [D8253ZAC], Telegram from William H Eckert to Thomas Alva Edison, April 24th, 1882
  1882-04-24
• [D8253ZAJ], Letter from William H Eckert to Thomas Alva Edison, June 10th, 1882
  1882-06-10
• [D8805ADN], Letter from Metropolitan Telephone and Telegraph Co, William H Eckert to Thomas Alva Edison, June 12th, 1888
  1888-06-12
• [D8805AEZ], Letter from William H Eckert, Metropolitan Telephone and Telegraph Co to Thomas Alva Edison, July 26th, 1888
  1888-07-26