NORTH BORNEO, 1916, 10c on 12c Blue & Black, Inverted "s" in "Cents" (162a; SG 188a).
Horizontal strip of three, middle stamp the error, Mint N.H., the error stamp is remarkably well-centered, deep colors, Extremely Fine, with 1998 P.F. certificate, the catalog values are for hinged singles, SG £300
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