Items

• [D7011A], Letter from Dewitt C Roberts to Thomas Alva Edison, February 4th, 1870
  1870-02-04
• [D7101E], Letter from Charles Williams, Jr. to Thomas Alva Edison, August 9th, 1871
  1871-08-09
• [D7702Q], Letter from Dewitt C Roberts to Thomas Alva Edison, May 28th, 1877
  1877-05-28
• [D8204X], Letter from George Thomas Lanigan to Thomas Alva Edison, February 22nd, 1882
  1882-02-22
• [D8505H], Letter from Dan Spafford Giffin to Thomas Alva Edison, March 25th, 1885
  1885-03-25
• [LB022118], Letter from Thomas Alva Edison to William Jay Barnette, May 13th, 1886
  1886-05-13
• [PA403] Artifact, October 13th, 1868
  1868-10-13
• [W100CAD], Agreement, Dewitt C Roberts, Thomas Alva Edison, October 13th, 1868
  1868-10-13
• [X098D], Technical Note, William Joseph Hammer, January 1893
  1893-01-00
• [X156AA035] Reminiscence, Jeffrey Patrick Buchanan, c. 1950
  1950-00-00