Great Britain 1875 1s green Plate 11 imprimatur, SG150var.
A very fine unused, with original gum, top corner marginal imperforate imprimatur lettered "AL" showing plate number and part sheet inscription.
Unique in private hands, with plate number and inscription.
Provenance: Ex. Crawford, Bates, Beaumont & Latto.
Previously sold by Stanley Gibbons in 2012 for £9,750.