Watch List notes:

Northumbria, Æthelred I, Second Reign (789-796), Sceat, double obverse mule, beaded borders, AEDILRED+, unbarred R in central beaded circle, rev. AEDILRED+, cross in centre pattée, 0.80g, 180° (SL 81-10 plate coin; SCBI 69, 902 this coin; cf. SNC 1983, pl. 20, no. 28; North 185; Spink 856), chipped and ragged edge and slightly concave, otherwise toned, almost extremely fine, presumed unique.
provenance
T Webb Ware, January 1999
D Feather, Sotheby's, 6 November 1991, lot 430
~ Found at Newbald or Sancton (East Yorkshire), February, 1982 ~

Estimate: £300 - £400