Roll of 25 – 2018 Canada 1 oz Silver Maple Leaf 30th Anniv. Why Order This Roll of 25 GEM BU 2018 Canada 1 oz. 30th Anniversary Silver Maple Leaf Coins? 2018 is the 30th anniversary of the Canadian Silver Maple Leaf. The Royal Canadian Mint is producing a special 30th-anniversary version for the occasion. […]