Items

• [CA0620500B], Interview, Joseph Newcomb Blackman, February 1907
  1907-02-00
• [CL217AAX], Letter from Joseph Newcomb Blackman to William Edgar Gilmore, May 23rd, 1908
  1908-05-23
• [CL217AAY], Letter from Leonard C McChesney to William Edgar Gilmore, May 27th, 1908
  1908-05-27
• [CL220ABF], Letter from National Phonograph Co to Frank Lewis Dyer, July 14th, 1909
  1909-07-14
• [CL223AAA], Letter from Frank Lewis Dyer to General Bakelite Co, Leo Hendrick Baekeland, January 3rd, 1911
  1911-01-03
• [E1481B], Letter from Edison (Thomas A.) Inc to Raymond I Bried, October 26th, 1914
  1914-10-26