MYSIA, Pergamon. Circa 166-67 BC. AR Tetradrachm (25mm, 12.66 g, 12h). Cistophoric standard. Struck circa 123-104 BC. Cista mystica with serpent; all within ivy wreath / Bow case with serpents; monogram above, civic monogram to left, serpent-entwined staff to right. Kleiner, Hoard 20; SNG France –. Good VF, toned.