unused Block of Four 6d. bright carmine-pink, a mint block of four with the left-hand pair showing watermark letters; gum a fraction toned, otherwise fine and a scarce multiple. S.G. 344a, £1,200. Photo

$unused Block of Four 6d. bright carmine-pink, a mint block of four with the left-hand pair showing watermark letters; gum a fraction toned, otherwise fine and a scarce multiple. S.G. 344a, £1,200. Photo$

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