The history of Canadian aviation depicted in 10 coins of 20 dollars 1990, 1 oz each, made in Proof quality and two different sets of the first Concorde flight in 1976, namely, 1 London – Bahrain and 2 Paris – Rio de Janeiro. With renowned aircraft names such as the Harvard, the Curtiss, the Havilland Beaver, the Lancaster and the Lockheed 14 Super Electra passing by. Silver grade: 925/1000. Weight: 31.1 grams. Diameter: 38 mm. Cameo, 24 karat gold-plated. Mintage: 50,000. The memory of the first Concorde flight in 1976 consists of 2 sets, each showing an image with the displayed route on the map London - Bahrain and Paris - Rio de Janeiro. Some stamps with special cancellation also have been dedicated to these routes, as well as an image of the aircraft "the Concorde". The photos and close-ups provide a good impression. The lot will be shipped by registered and insured post.