This 1974 Blank Upper Left Corner Block of 4 15c violet, red and blue Scott #649 Tagged "Mercury and Winged Horses" Universal Postal Union Centenary Issue stamps from Don's Classic Stamps is in Very Fine (VF) Mint Never Hinged (MNH) condition. The Unitrade Specialized Catalogue of Canadian Stamps (which uses the Scott numbering system) shows a Catalogue value of $6.25 for this block. (Item #6665)
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selection of Canada Stamps and Covers. Therefore, shop often to have the best choice.