Items

• [E1770BU], Letter from William Maxwell to Herbert E Blake, Blake and Burkart, February 26th, 1917
  1917-02-26
• [LB100208], Letter from Thomas Alva Edison to Blake and Burkart, October 13th, 1914
  1914-10-13
• [LB100579], Letter from Thomas Alva Edison to Blake and Burkart, November 16th, 1914
  1914-11-16
• [LB102573], Letter from Thomas Alva Edison to Blake and Burkart, March 22nd, 1915
  1915-03-22
• [LB105052], Letter from Thomas Alva Edison to Herbert E Blake, Blake and Burkart, June 18th, 1915
  1915-06-18
• [LB105237], Letter from Thomas Alva Edison to Blake and Burkart, July 1st, 1915
  1915-07-01
• [LB116302], Letter from Thomas Alva Edison to Herbert E Blake, Blake and Burkart, March 5th, 1917
  1917-03-05