925 SILVER w/24kt GOLD coin set – POWERED FLIGHT. POWERED FLIGHT IN CANADA: The First 50 Years. SET of 10 AVIATION COINS, each Sterling Silver. Proof, each enhanced with a 24 karat gold-covered cameo. The coins have been struck by the. The Canadian Vickers Vedette. The Anson and the Harvard. The Curtiss JN4 (Can). The […]