Items

• [CK602ADT], Letter from Lamar Lyndon to Charles Edison, August 29th, 1918
  1918-08-29
• [CK602ADV], Letter from John Pierrepont Constable to Charles Edison, September 18th, 1918
  1918-09-18
• [CK602AEN], Letter from Lamar Lyndon to Charles Edison, July 4th, 1919
  1919-07-04
• [CM11BE], Letter from William J O'Dair to Frederick W Cunningham, November 3rd, 1919
  1919-11-03
• [CM12AB], Technical Note, Thomas Alva Edison, January 1919
  1919-01-00
• [NA303119], Technical Note, Thomas Alva Edison, September 24th, 1919
  1919-09-24
• [NB254014], Technical Note, Elmer Ellsworth Dougherty, September 16th, 1919
  1919-09-16
• [NB254A15], Technical Note, Elmer Ellsworth Dougherty, October 28th, 1919
  1919-10-28
• [NP120011], Diary, Thomas Alva Edison, October 15th, 1919
  1919-10-15