Items

Items

• 

  [LM210515], Letter from William S Perry to Porter (H.K.) & Co, January 31st, 1894

  1894-01-31
• 

  [LM218166], Letter from Thomas Alva Edison to Porter (H.K.) & Co, October 9th, 1893

  1893-10-09
• 

  [LM242121], Letter from Walter Seeley Mallory to Porter (H.K.) & Co, February 20th, 1901

  1901-02-20