Great Britain 1873 6d die proof, SG147varGreat Britain 1873 6d Die Proof, SG147var Printed in Ultramarine on Glazed Card A superb and very rare die proof of the 1873 6d hexagonal Queen Victoria design, printed in ultramarine on white glazed card, measuring 61 x 92mm. This striking proof showcases the early design concept for the issued 6d stamp, with the portrait of Queen Victoria framed within a finely engraved hexagon, and inscriptions reading POSTAGE and SIX PENCE. Only two or three