This Pair of 1932 overprinted 6c on 5c brown olive Scott #C4 (C2 Surcharged) Air Mail Issue stamps from Don's Classic Stamps is in Fine+ (F+) Mint Never Hinged (MNH) condition, with the right stamp having 2-3 vertical gum wrinkles. The Unitrade Specialized Catalogue of Canadian Stamps, which follows the Scott numbering system format in its listings, shows a Catalogue value of approx $82.50 (in Canadian currency) for this pair. (Item #8864)