Merchant's Gargling Oil, 1¢ Black, Experimental Silk Paper, rich color, couple small thins, one nibbed perf at top, F.-V.F. appearance, a very rare example of the Merchant's Gargling Oil 1¢ Black on Experimental Silk Paper, with only 12 examples recorded in the Aldrich census (of which half are reported to be faulty), Ex-Holcombe. Scott No. RS178e  $3,250. $0 (Image)

Merchant's Gargling Oil, 1¢ Black, Experimental Silk Paper, bold color and sharp impression, central thin, otherwise Fine, a very rare Merchant's Gargling Oil 1¢ Black on Experimental Silk Paper issue, with only 12 examples recorded in the Aldrich census (of which half are reported to be faulty). Scott No. RS178e  $3,250. $0 (Image)