BECHUANALAND 1913 1s bistre Specimen, SG82s

Bechuanaland 1913-24 1s bistre, watermark Simple Cypher, overprinted 'SPECIMEN' (type GB23), left marginal block of 4, SG82s.

A very fine and fresh, unmounted mint block of four with full original gum.

A unique multiple, not previously available on the market in this form.

Provenance: Ex British Postal Museum Archives.

Although distributed by the Universal Postal Union (UPU) with the same 'SPECIMEN' overprint, no blocks could exist from that source.

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