Pergamum Kingdom. Attalus I. 241-197 BC. Tetradrachm, 16.96g (11h). PergamumObv: Laureate head of Philetaerus right. Rx: ΦΙΛΕΤΑΙΡΟΥ Athena enthroned left, left arm resting on round shield, spear behind shoulder, right arm raised to crown the ruler's name; in inner left field, monogram; in outer left field, cornucopia; in outer right field, bow. SNG Paris 1622. VF