Items

• [D0532AAQ], Letter from Thomas Alva Edison to Orford Copper Co, 1905
  1905-00-00
• [LB073145], Letter from Thomas Alva Edison to Orford Copper Co, Albert Wheeler Johnston, December 18th, 1905
  1905-12-18
• [LM242527], Letter from Walter Seeley Mallory to Orford Copper Co, April 22nd, 1901
  1901-04-22
• [LM242538], Letter from Walter Seeley Mallory to Orford Copper Co, April 24th, 1901
  1901-04-24