Great Britain 1840 1d black, plate 1a, SG2 British Guiana stamps Not only does this provide

Not only does this provide a strong layer of authenticity

It’s dated 1980

Three of the stamps are unmounted mint

A fine mint example with large part original gum and with fresh colour

A scarce Queen Elizabeth II stamp error of missing colour

Great Britain 1840 1d black, plate 1a, SG2 British Guiana stamps Not only does this provideWidely considered to be the finest quality single Penny Black first day cover in existence. Great Britain 1840 1d black, plate 1a, SG2 The "Sandeman Port" penny black first day cover. May 6th, 1840, the first day of issue, "Sandeman Port" letter and invoice from Sandeman, Forster & Co. sent from Lombard Street to Norwich bearing a 1d black plate 1a lettered "QJ", tied by a complete Maltese Cross cancellation and with Lombard Street Maltese Cross type