Items

• [E1120AD], Letter from Klaxon Co, John Ferreol Monnot to Miller Reese Hutchison, April 28th, 1911
  1911-04-28
• [E1120AE], Letter from John Ferreol Monnot, Klaxon Co to Thomas Alva Edison, April 28th, 1911
  1911-04-28