This 1970 Centre Block of 4 5c multicoloured Scott #522i (with 522iii - dot between "M" and "A" in the lower right stamp) "Children Skiing" Christmas stamps from Don's Classic Stamps is in Very Fine (VF) Used condition. The Unitrade Specialized Catalogue of Canadian Stamps, which follows the Scott numbering system format in its listings, shows a Catalogue value of $40.00 (in Canadian currency) for this block.  (Item #11,818)