Items

• [D9231AAY], Letter from William J Jenks, Sapphire Valley Co to Thomas Alva Edison, December 12th, 1892
  1892-12-12
• [D9333AAA], Letter from Sapphire Valley Co, Arthur E Jenks to Thomas Alva Edison, January 6th, 1893
  1893-01-06
• [D9333AAC], Letter from Sapphire Valley Co, Arthur E Jenks to Thomas Alva Edison, February 6th, 1893
  1893-02-06
• [D9333AAG], Letter from Sapphire Valley Co, William J Jenks to Alfred Ord Tate, May 9th, 1893
  1893-05-09