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GB 1902 SG230wi Used (Wmk. Inverted) Superb used example
$5,842.00
1902 2¬Ωd Ultramarine (Wmk. Inverted). Superb used example neatly cancelled by a lightly struck indistinct cds for MR.13.1906. A spectacular used example of this very difficult watermark variety, the only example have handled in over twenty years. Spec M16(2)a. 1981 RPS Cert. - P212010164