Description
Great Britain 1952 1s Bistre-Brown "Wilding" (wmk Tudor Crown), SG529var
Superb unmounted o.g. block of four imperforate imprimaturs with "NPM IMPRIMATUR" handstamps on reverse. Very rare.
Great Britain 1952 1s Bistre-Brown "Wilding" (wmk Tudor Crown), SG529var
Superb unmounted o.g. block of four imperforate imprimaturs with "NPM IMPRIMATUR" handstamps on reverse. Very rare.