Items

• [E1420AL], Letter from William Henry Meadowcroft to Nevil Monroe Hopkins, October 27th, 1914
  1914-10-27
• [LB100422], Letter from Thomas Alva Edison to Nevil Monroe Hopkins, November 6th, 1914
  1914-11-06
• [MF35BF], Letter from Thomas Alva Edison to Nevil Monroe Hopkins, U.S. War Dept. Office of Chief of Ordnance, May 17th, 1918
  1918-05-17