Items

• [E1518CEJ], Letter from Canadian Explosives Co Ltd, H W Jerry to Thomas Alva Edison, March 22nd, 1915
  1915-03-22
• [E1518DBF], Letter from Canadian Explosives Co Ltd, H W Jerry to Thomas Alva Edison, April 6th, 1915
  1915-04-06
• [E1616GBS], Letter from Canadian Explosives Co Ltd to West Orange Laboratory, July 22nd, 1916
  1916-07-22