Great Britain 1875 1s die proof Plate 12, SG150var Leeward Islands stamps believed to have been used

believed to have been used for Post Office fugitive ink trials

and additionally showing surcharge double

The book is in excellent condition

Obverse: MVS lower in GVLIELMVS

Castro was the architect of the 1959 Cuban Revolution

Great Britain 1875 1s die proof Plate 12, SG150var Leeward Islands stamps believed to have been usedGreat Britain 1875 1s die proof Plate 12, SG150var. Very fine cut to size example printed in black on white glazed card with void corner squares, mounted on part De La Rue striking book page with manuscript annotations "Sep 5" & "12 456". A spectacular and unique piece for the specialist collector. Provenance: Ex. De La Rue Archives. The Stanley Gibbons GB Specialised Queen Victoria catalogue, last published in 2011, lists the value at "from 2,500".