Watch List notes:

The Owen-Rooke Collection | William I 'the Conqueror' (1066-1087), 'PAXS' Type, Penny, c. 1083-1086, Oxford, Swetman, + PILLEL[M] REX, crowned bust facing, pattée-tipped sceptre in right field, rev. [+ S]PETMAN ON OXNE, cross potent, P A X S commencing in first quarter, 1.41g, 9h (SCBI 11 [Reading], 610 same dies; SCBI 12 [Ashmolean], 144 same dies; SCBI 27 [Lincolnshire], 1783 same dies; North 848; BMC VIII; Spink 1257), areas of striking flatness including to the portrait, otherwise with a richer cabinet tone, about very fine.
Provenance
The Owen-Rooke Collection of Oxfordshire Pennies (978-1272)
SCMB, April 1957, no. 4345 - 'fine /good fine' - £1.17.6
Estimate: £300 - £400