1972 Montreal Olympic Coin Set 2x $10 Canada XXI Summer Olympic Games, Montreal 1976 - Map of the World (44.96g EACH of Silver) 2x $5 Canada XXI Summer Olympic Games, Montreal 1976 - Map of North America (22.48g EACH of silver) 1972 Montreal Olympic Coin Set 2x $10 Canada XXI Summer Olympic Games, Montreal 1976 - Map of the World (44.96g EACH of Silver) 2x $5 Canada XXI Summer Olympic Games, Montreal 1976 - Map of North America (22.48g EACH of silver)