KINGS OF PERGAMON. Eumenes I, 263-241 BC. Tetradrachm (Silver, 28 mm, 16.98 g, 12 h), Pergamon, circa 255-250. Diademed head of Philetairos to right. Rev. ΦIΛETAIΡOΥ Athena seated left, holding a shield adorned with a gorgoneion with her right hand and with her left a spear held downwards over her left shoulder, resting her left elbow on a sphinx; to left, below her arm, ivy leaf; on the throne, A; to right, bow. SNG Paris 1606 (same dies). SNG von Aulock 1355. Westermark Group III, V.XXII/R.1. A sharply struck and beautifully toned example with a bold portrait. Minor marks, otherwise, extremely fine.