Watch List notes:

Anglo-Saxon England, Secondary Series (710-760), Sceat, Series J, type 60 variety, monster in flight left, looking back, tail erect, clawed feet below, pellet outline, rev. clockwise spiral of two bird-headed beaded serpents, heads to centre, 0.50g (SL 22-30; Abramson, 2008, Fig. 40; SCBI 69, 333 this coin; T&S pp. 354-5; Gannon 142, Fig. 4.50a; Spink 802B), of base fabric on a ragged flan, otherwise fine, a most curious variety, extremely rare.
provenance
'Stock of the late Patrick Finn', Baldwin 38, 3 October 2004, lot 99
Finn, FPL 9, no. 53
Estimate: £350 - £250