William I (1066-1087), Penny, Bonnet type [BMC II), York, Thorr, dorr on eofer, 1.43g/5h (BMC 177, same dies; N 842; S 1251). Legend partially double-struck on reverse, otherwise very fine and toned £500-£600

Provenance: Spink Auction 172, 31 March 2005, lot 216; SNC December 2007 (HS 3211)