1981 Canadian Trans-Canada Railway Centennial Silver Dollar Coin

1981 Canadian $1 Trans-Canada Railway Centennial Proof Silver Dollar Coin The 1981 silver dollar commemorates the 100th anniversary of the approval by the Canadian government to build the Trans-Canada Railway. This is the first year of issue by the Mint of two different qualities of silver dollars: Proof and Brilliant Uncirculated Specifications Face Value: $1 Mintage: 353,742 Composition: 50% Ag, 50% Cu Weight (g): 23.30 Diameter(mm): 36.07 Finish: Proof have 2 of them at $45 each