Mysia, Pergamon. ca. 200-133 B.C. AE 20 (20.11 mm, 8.66 g, 12 h). Head of Athena right wearing crested Corinthian-style helmet / ΑΘΗΝΑΣ - ΝΙΚΗΦΟ[ΡΟΥ], legend vertically downwards to right and left of tropaion. SNG BN Paris 1875; SNG Tübingen 2426; Voegtli, FvP 28, 174. Good VF, dark green nearly smooth patina; scratch on Athena's cheek, obverse.