This 1949-1950 50c Scott #O9 "Lumbering" Official overprinted "OHMS" in black Peace Issue Stamp from Don's Classic Stamps is Fine-Very Fine (F-VF) Mint Never Hinged (MNH) condition, with a small gum "bubble". The Unitrade Specialized Catalogue of Canadian Stamps, which follows the Scott numbering system format in its listings, shows a Catalogue value of $237.50 (in Canadian currency) for this stamp.  (Item #9224)