Antoninus Pius (138-161). AE Medallion• Ionia, League of Thirteen Cities, Marcus Claudius Fronto, asiarch and high priest. [ANTΩNEINOC EV]AV KAI TI AI AΔPIANOC. Laureate and draped bust left. / Erased. [The Abduction of Persephone by Hades]. Cf. J.U. Gillespie, 'KOINON IΓ ΠOΛEΩN; A study of the coinage of the Ionian League (1956), pp. 31-53, 1-5 (same obverse die). SNG von Aulock 7812 (same obverse die). AE. 47.69 g. 42.00 mm. RRR. Extremely rare. Dark grayish-green patina, with faint scratches or graffiti on reverse. About VF. Reverse erased and smoothed down in antiquity.