Items

• [X001J8DX], Letter from Charles Lorenzo Clarke to Francis Jehl, December 15th, 1938
  1938-12-15
• [X001J8EC], Letter from Charles Lorenzo Clarke to Francis Jehl, September 28th, 1940
  1940-09-28
• [X001J5C], Letter from Sigmund Bergmann to Francis Jehl, January 18th, 1924
  1924-01-18
• [X001J8AX], Letter from Charles Lorenzo Clarke to Francis Jehl, November 10th, 1928
  1928-11-10
• [X001J8BB], Letter from Charles Lorenzo Clarke to Edward James Cutler, March 11th, 1929
  1929-03-11
• [X001J8CG], Letter from Charles Lorenzo Clarke to Frank Campsall, July 15th, 1929
  1929-07-15
• [X001M5K], Maps and Plans, Francis Jehl, March 5th, 1936
  1936-03-05
• [X001M5L], Diary, Francis Jehl, 1881
  1881-00-00
• [X001M6AD], Letter from Thomas Alva Edison to Thomas Logan, March 5th, 1881
  1881-03-05
• [X001M6AF] Letter, 1881-1882
  1881-1882
• [X001M6AG], Letter from Thomas Alva Edison to Thomas Logan, 1882
  1882-00-00
• [X001M6AH], Letter from Charles Lorenzo Clarke to Thomas Logan, 1882
  1882-00-00
• [X0980D] Reminiscence, William Joseph Hammer, Undated
• [X098A002A] List, Undated
• [X098FA111A], Diary, William Joseph Hammer, October 9th, 1881
  1881-10-09
• [X098HAD], Technical Note, William Joseph Hammer, May 1880
  1880-05-00
• [X098HC11] List, Undated
• [X120CAG], Letter from Frank Julian Sprague to Deutsche Edison Gesellschaft, William Joseph Hammer, December 27th, 1883
  1883-12-27