Items

• [D1036AAB], Letter from Martin Henry Goodkind to Thomas Alva Edison, January 7th, 1910
  1910-01-07
• [E1404BP], Letter from John Robert McMahon to Thomas Alva Edison, October 2nd, 1914
  1914-10-02
• [SB506015A1], Interview, Thomas Alva Edison, January 5th, 1914
  1914-01-05
• [SC96016C1], Interview, Nikola Tesla, April 9th, 1896
  1896-04-09