Thessaly, Thessalian League.
Second half 2nd century BC. Æ tetrachalkon, 11.07 g. Ortho..., magistrate. Head of Zeus with oak wreath right; to left: monogram M / ΘEΣΣA ΛΩN, Athena Itonia striding right, with spear and shield; OP ΘO across central fields. BCD Thessaly I 1376 (same reverse die, different monogram on obverse). Green patina. RRRR, the third known (?) .Very fine.