Canada – Commemorative Proof Dollars, Elizabeth II A varied group of Canadian commemorative silver dollars, all struck in proof quality, marking important anniversaries in Canada’s political, industrial, geographic, and cultural history. Each issue features the portrait of Elizabeth II on the obverse. Specifications: - Canada 1 Dollar – 1876–1976 100th Anniversary of the Ottawa Parliamentary Library Composition: Silver (.500) Weight: 23.3 g Diameter: 36.07 mm Quality: Proof - Canada 1 Dollar – 1952–1977 25th Anniversary of the Coronation of Elizabeth II Composition: Silver (.500) Weight: 23.3276 g Diameter: 36 mm Quality: Proof - Canada 1 Dollar – 1980 100th Anniversary of the Arctic Territories Composition: Silver (.500) Weight: 23.3276 g Diameter: 36 mm Quality: Proof - Canada 1 Dollar – 1738–1988 250th Anniversary of the Saint-Maurice Ironworks Composition: Silver (.500) Weight: 23.3276 g Diameter: 36.07 mm Quality: Proof - Canada 1 Dollar – 1989 MacKenzie River Composition: Silver (.500) Weight: 23.3276 g Diameter: 36 mm Quality: Proof - Canada 1 Dollar – 1992 175th Anniversary of the Kingston Stagecoach Composition: Silver (.925) Weight: 25.175 g Diameter: 36.07 mm Quality: Proof - Canada 1 Dollar – 1893–1993 100th Anniversary of the Stanley Cup Composition: Silver (.925) Weight: 25.175 g Diameter: 36.07 mm Quality: Proof - Canada 1 Dollar – 1995 325th Anniversary of the Hudson’s Bay Company Composition: Silver (.925) Weight: 25.175 g Diameter: 36.07 mm Quality: Proof - Canada 1 Dollar – 1796–1996 200th Anniversary of the McIntosh Apple Composition: Silver (.925) Weight: 25.175 g Diameter: 36.07 mm Quality: Proof