CANADA. Trio of Mixed Denominations (3 Pieces), 2000-06. All NGC PROOF-70 Ultra Cameo. 1) 2 Dollar, 2000. Bi-Metallic. Polar Bear. KM-270.2) 2 Dollar, 2004. Bi-Metallic. Polar Bear. KM-496.3) 50 Cents, 2006. Gilt Silver. Annual Mint Report. KM-648. From the Mayer Collection of Canadian NGC Registry Sets.