BATUM, 1919, 50r on 3k Red, Imperforate, Tete-Beche Surcharges (48 var; SG 39 var).
Vertical pair with sheet margin at left, bottom stamp with surcharge inverted, rich color, top stamp with h.r., light horizontal crease just below the top stamp, Very Fine, a very rare and desirable error, the inverted surcharge is not listed in Scott or Stanley Gibbons, with 1998 P.F. certificate, cataloged as two normal stamps, SG £950
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