Canada, 1868, ½¢ black. left margin block of 12 with imprint "British American Bank Note Co. Montreal & Ottawa", right column with "Spur" variety (Unitrade 21iv), most in left column show the variety but less distinct, o.g., lightly hinged (5 stamps never hinged), fresh and Very Fine, a gorgeous block. Scott No. 21  Estimate $2,000 - 3,000. $0 (Image)