Items

Items

• 

  [D7511A1], Letter from Henry W Spang, Philadelphia Reading and Pottsville Telegraph Co to Thomas Alva Edison, May 17th, 1875

  1875-05-17
• 

  [D7702L], Letter from Henry W Spang to Thomas Alva Edison, May 16th, 1877

  1877-05-16
• 

  [D7702V], Letter from Henry W Spang to Thomas Alva Edison, June 12th, 1877

  1877-06-12
• 

  [D7838ZAC], Letter from Henry W Spang to Thomas Alva Edison, March 14th, 1878

  1878-03-14
• 

  [D8470ZAL], Letter from Ball Electric Manufacturing Co Ltd, Henry W Spang to Thomas Alva Edison, August 11th, 1884

  1884-08-11
• 

  [D8828ABU], Letter from Henry W Spang to Thomas Alva Edison, June 4th, 1888

  1888-06-04
• 

  [SM008011c], Clipping, Telegraphic Journal, Henry W Spang, 1873-1885

  1873-1885