Cloth Seal, Dye Seal, London Dyers Company, Ox, AS

Cloth Seal, Dye Seal, London Dyers Company, Ox, AS, Image by StuE, Found by Stuart Wyatt.
Found on the Thames foreshore, 20mm, 9.7g.

Ox AS above // I over madderbag, inscription around (?STALL?)

A match has been found for this seal with one held in the Salisbury and South Wiltshire Museum (probably originating from the banks of the River Avon) No.123 Fig.24 in Egan, G., Cloth Seals, p.43-86 in Salisbury & South Wiltshire Museum Medieval Catalogue, Part 3, ed. Peter Saunders, 2001, but with DW above the ox.