1840 (May 29) 1d Mulready letter sheet, stereo A65, from Liverpool to London, uprated by an additional 1d black pl.1a MG and 2d blue pl.1 SD, each with margins all round, making the quadruple letter rate, the two stamps and Britannia each cancelled by the red Maltese cross, some wear, soiling and other faults, though an extremely rare cover being only the third recorded with both stamps, the other two being the famous Bolaffi transatlantic cover and the Purefoy cover to Malta; cert. Eichele (2014), ex Safra.