Items

• [E1565JA], Letter from Absalom Mason Kennedy to Thomas Alva Edison, June 8th, 1915
  1915-06-08
• [E1770BV], Letter from John Pierrepont Constable to Thomas Alva Edison, March 2nd, 1917
  1917-03-02
• [LB105140], Letter from Thomas Alva Edison to Herbert E Blake, June 24th, 1915
  1915-06-24
• [NA351111], Technical Note, Absalom Mason Kennedy, July 1st, 1915
  1915-07-01
• [NP102098], Diary, Thomas Alva Edison, June 1915
  1915-06-00