Great Britain 1841 1d red brown Plate 10, SG7.
A very fine used clear to large four margin example lettered 'QF', neatly cancelled by a crisp red London Paid "Tombstone" datestamp.
A magnificent and very rare cancellation on this issue.
GB Specialised Catalogue No: AS69var.
Accompanied with a 1980 Royal Philatelic Society (RPS) Certificate of Authenticity.
