Items

• [LB037378], Letter from Thomas Alva Edison to Non Magnetic Watch Company of America, February 18th, 1890
  1890-02-18
• [LB040412], Letter from Alfred Ord Tate to Non Magnetic Watch Company of America, May 9th, 1890
  1890-05-09
• [LM111117], Letter from Arthur Edwin Kennelly to Non Magnetic Watch Company of America, A C Smith, September 10th, 1888
  1888-09-10
• [LM111248], Letter from Arthur Edwin Kennelly to Non Magnetic Watch Company of America, January 1st, 1889
  1889-01-01