Items

• [D8120ZAM], Telegram from Longworth Powers to Thomas Alva Edison, May 15th, 1881
  1881-05-15
• [D8120ZAN], Letter from Longworth Powers to Thomas Alva Edison, May 26th, 1881
  1881-05-26
• [D8120ZAQ], Letter from Longworth Powers to Thomas Alva Edison, June 28th, 1881
  1881-06-28
• [D8132ZAY], Letter from Longworth Powers to Thomas Alva Edison, October 18th, 1881
  1881-10-18
• [D8133ZBS], Letter from Thomas Alva Edison to Edward Hibberd Johnson, December 31st, 1881
  1881-12-31
• [LB008252], Letter from Thomas Alva Edison to Egisto Paolo Fabbri, May 14th, 1881
  1881-05-14
• [LB009108], Telegram from Thomas Alva Edison to Longworth Powers, May 14th, 1881
  1881-05-14
• [LB009108A], Telegram from Thomas Alva Edison to Theodore Puskas, May 14th, 1881
  1881-05-14
• [LB008119], Letter from Thomas Alva Edison to Theodore Puskas, March 29th, 1881
  1881-03-29
• [LB009331], Letter from Thomas Alva Edison to Edward Hibberd Johnson, November 23rd, 1881
  1881-11-23
• [LB011001], Letter from Thomas Alva Edison to Edward Hibberd Johnson, January 2nd, 1882
  1882-01-02
• [LB011276], Letter from Thomas Alva Edison to Edward Hibberd Johnson, February 15th, 1882
  1882-02-15
• [X001K9014] Technical Note, 1890-1894
  1890-1894
• [X098A017], Letter from Edward Hibberd Johnson to Thomas Alva Edison, January 16th, 1882
  1882-01-16
• [X098I02], Article, William Henry Preece, December 16th, 1881
  1881-12-16
• [X120BAB], Letter from George Frederick Barker to Henry Draper, December 10th, 1875
  1875-12-10