Great Britain 1840 1d Mulready lettersheet, Forme 1 Stereo A2, SGME1Great Britain 1840 1d Mulready lettersheet, Forme 1 Stereo A2, SGME1. A very fine used example sent from London to Calne, Wilts neatly cancelled by a red Maltese Cross, backstamped by a crisp black London dispatch circular date stamp for 'MY 7. 1840'. A couple of light wrinkles, but much finer than most examples and an attractive early "May date" item from the second official day of usage. Stanley Gibbons Catalogue Value: from 2,200. Order online, by