Great Britain 1884 10s Cobalt (white paper). SG 182s
Great Britain 1884 10s Cobalt (white paper), SG182s.
A superb unmounted mint full original gum top left hand marginal block of four lettered HA-IB, overprinted 'SPECIMEN' type 9.
An exceptional quality multiple of the highest pedigree.
GB Specialised Catalogue Number: K14(1)u.
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