Items

Items

• 

  [D7903ZIE], Letter from George Frederick Barker to Thomas Alva Edison, September 23rd, 1879

  1879-09-23
• 

  [D8955AAG], Letter from George Frederick Barker to Thomas Alva Edison, January 22nd, 1889

  1889-01-22
• 

  [D8955AAP], Letter from George Frederick Barker to Thomas Alva Edison, February 12th, 1889

  1889-02-12
• 

  [E1525AH], Letter from Rossiter Worthington Raymond to Thomas Alva Edison, April 9th, 1915

  1915-04-09