Kings of Pergamon, Philetairos (282-263 BC). AR Tetradrachm (28mm, 12.24g). Pergamon, c. 269/8-263 BC. Laureate head of Philetairos r. R/ Athena enthroned l., holding shield in r. hand, l. elbow resting on sphinx seated r.; spear diagonally in background, ivy leaf above knee, bow to outer r., A on throne. Westermark Group II (Eumenes I); SNG BnF 1606-9 (Eumenes I). Flan broken, otherwise near VF