Great Britain 1840 1d black Plate 1a, SG2Great Britain 1840 1d black Plate 1a, SG2. A very fine used close to huge four margin example lettered 'FB', neatly tied to a clean entire letter (invoice) by a red Maltese Cross, sent from Manchester to Stourbridge with a Manchester dispatch circular date stamp on the reverse for 'MY. 21. 1840'. A very attractive and fine quality "May Date" usage of the world's first postage stamp. GB Specialised Catalogue No: AS2th. Accompanied with a 2008 British