Great Britain 1840 Mulready Die Proof, SGME1var.
Very fine example of the stereotype with frame lines and "W.MULREADY R.A." and "JOHN THOMPSON" imprints in black on India paper. (158x116mm).
Some very light foxing, but no heavy toning or creasing as often seen.
Very scarce in such fine condition.
The SG catalogue price in the Great Britain Specialised Queen Victoria catalogue 2011 is £3,800.