Mysia, Pergamon, c. 123-104 BC. AR Cistophoric Tetradrachm (27mm, 12.58g, 12h). Cista mystica with serpent; all within ivy wreath. R/ Bow-case with serpents, monogram above, serpent-entwined thyrsos r.; monogram l. Kleiner, Pergamum 8 var. (monogram). Toned, near VF