1d Mulready Letter Sheet. (Forme 3, A 67).
Superb fresh used from Norwich to Lavenham, Suffolk, backstamped 'NORWICH MY 17 1840". (2nd Sunday Usage).
(Even rarer than a 1d. Black cover used on the same day which has a catalogue value of £14,000-!!)
David Brandon Certificate.
Exceedingly Rare and Attractive.