10 pfg. with overprint error "G.I.R d3" instead of "G.R.I. 1d", fresh color, good perforation and centering, unused, slightly toned at upper third, unused, a very fine and striking variety, extremely rare with no other copy registered, signed Champion a.o. and certificate PF (1995)
Provenance: Collection Marquess of Bute (Robson Lowe, 1959)
Reference: G.R.I. by Robert M. Gibbs, page 78