Canada 1851 Used The Famous 12d Black, SG4 Kenya Uganda & Tanganyika Very fine unmounted mint original

Very fine unmounted mint original gum top right hand corner marginal traffic light block of six

A rare opportunity to own what is of the world's great stamp rarities

Charles I met his end at the Tower of London

An unmounted mint example with full original gum

A very fine example printed in black on white glazed card (92 x 60mm)

Canada 1851 Used The Famous 12d Black, SG4 Kenya Uganda & Tanganyika Very fine unmounted mint originalCanada 1851 (June 14) 12d black on vertically laid paper, SG4, imperforate with mostly good to very large margins showing trace of adjoining stamp at right, but just a little close at upper left, and intense colour, attractively cancelled by large part target which exceptionally leaves portrait entirely clear. A beautiful example of this famous classic rarity known as 'The Black Empress" featuring an image of the young Queen Victoria. Since the early