Canada, 1851, Prince Albert, 6d slate violet, laid paper, huge margins to clear with sheet margin at right, cancelled by target on cover to Gloucester Mass., matching "Montreal L.C. AU 10, 1854" cds; some slight cover soiling, Very Fine and desirable use with a sheet margin single. SG No. 2. Scott No. 2  Estimate $1,000 - 1,500. $0 (Image)