Canadian Pacific Airlines Flight 307
Canadian Pacific Douglas DC6
On August 29, 1956, Canadian Pacific Airlines Douglas DC-6B Flight 307 from Vancouver to Hong Kong with stops at Cold Bay, Alaska, and Tokyo, crashed near Cold Bay, Alaska when it missed the landing due to pilot error. 15 of 22 passengers and crew were killed.
Bank of Montreal, Vancouver to Hongkong & Shanghai Banking Corp., Tokyo, August 26, 1956
25 cents meter paying the air mail rate
Canada Post Office ambulance envelope to Tokyo
Tokyo receiver, September 9, 1956