This 1875 15c blue grey Scott #30b. Perf 12, Large Queen stamp from Don's Classic Stamps is in Very Good-Fine (VG-F) Used condition, with a small shallow thin in the left corner area. The Unitrade Specialized Catalogue of Canadian Stamps, which follows the Scott numbering system format in its listings, shows a Catalogue value of $30.00 (in Canadian currency) for this stamp. (Item #11,596)