Liberia, 1860, 12¢ Deep Blue. First transfer, block of 48 from the bottom of the sheet, full o.g., Cowan watermark at bottom, rich bright color, attractive allover centering, few small corner nicks at left and small facial scuff on one stamp at bottom right, F.-V.F., an attractive and scarce large pane. Scott No. 2; $1,080 for singles  Estimate $500 - 750. $0 (Image)

Liberia, 1860, 12¢ Deep Blue. First transfer, complete sheet of 64, full dry o.g., without selvage as always, second & third horizontal row showing the "A. COWAN & SONS" watermark, rich color, minor perf crimping between fourth & fifth horizontal rows at left, still Very Fine, an first issue rarity with Only Four Intact Complete Sheets Known. Scott No. 2  Estimate $2,000 - 3,000. $0 (Image)

Liberia, 1860, 12¢ Deep Blue. First transfer, complete sheet of 64, full slightly brownish o.g., without selvage as always, fifth horizontal row showing the "A. COWAN & SONS" watermark, well centered throughout, rich color and remarkably fresh, few stamps with trivial tone spots in margin, Very Fine and choice, an exceptional sheet and One of the Finest of Four Known Intact Complete Sheets. Scott No. 2  Estimate $2,000 - 3,000. $0 (Image)