William I the Conqueror (1066-1087), PAXS Type, Penny, York, Leofing, + PILLELM REX, crowned facing bust, with sceptre, rev. + LEISINC ON EFRFI, cross potent, P A X S in angles, starting in first quarter, 1.40g, 4h, i.m. cross pattée (North 848; BMC VIII; Spink 1257), rich dark cabinet tone, uniformly struck-up, extremely fine, a scarce survivor in so presentable a state, even for so common a coin