Items

• [D7802A], Letter from Henry Morton to Thomas Alva Edison, January 2nd, 1878
  1878-01-02
• [D7802P], Letter from Brown Ayres to Thomas Alva Edison, January 20th, 1878
  1878-01-20
• [D7802ZAN], Letter from Henry Morton to Thomas Alva Edison, February 11th, 1878
  1878-02-11
• [D7802ZIA], Letter from Henry Morton to Thomas Alva Edison, April 17th, 1878
  1878-04-17
• [D7805Q], Letter from Thomas Alva Edison to C M Lemgreu, February 27th, 1878
  1878-02-27
• [D7829J], Letter from Clarence J Blake to Thomas Alva Edison, February 11th, 1878
  1878-02-11
• [LB001401], Letter from Thomas Alva Edison to C M Lisiguen, March 2nd, 1878
  1878-03-02
• [MBLB1258], Letter from Charles Batchelor, Thomas Alva Edison to John J Crooke, February 19th, 1878
  1878-02-19
• [MBSB10854X], Clipping, New York Tribune, August 23rd, 1878
  1878-08-23
• [NA292000] Technical Note, c. 1918
  1918-00-00
• [X001L3056] Technical Note, 1891-1892
  1891-1892
• [X011AA], Letter from Thomas Alva Edison to Clarence J Blake, February 9th, 1878
  1878-02-09
• [X106B], Letter from Thomas Alva Edison to George Frederick Barker, March 12th, 1878
  1878-03-12
• [X322AB], Letter from Thomas Alva Edison to Henry Edmunds, Jr., March 12th, 1878
  1878-03-12
• [Z005AP], Letter from Thomas Alva Edison to William Henry Preece, February 19th, 1878
  1878-02-19
• [Z005AU], Letter from George Frederick Barker to Thomas Alva Edison, March 14th, 1878
  1878-03-14