Great Britain 1971 5p reddish-violet (Scotland, Two bands) imprimaturs, SGS20var Trinidad and Tobago stamps but this is a further

but this is a further block

Pakistan 1948-56 15r blue-green 'Khyber Pass'

Llewellyn M

dated '1x15'

A very fine unmounted original gum se-tenant block of four with red (Gull and Robin) omitted

Great Britain 1971 5p reddish-violet (Scotland, Two bands) imprimaturs, SGS20var Trinidad and Tobago stamps but this is a furtherGreat Britain 1971 5p reddish violet (Scotland, Two bands), SGS20var. A superb unmounted mint, with full original gum, left hand marginal horizontal pair of imperforate imprimaturs each with a "BPMA" handstamp on reverse. A scarce Queen Elizabeth II imperforate pair of imprimaturs. Exceptional provenance as they were released from the British Postal Museum Archives in 2014. Prior to this they were stored in the museum archives in climate controlled