Mysia, Pergamon. Ca. 133-67 B.C. AR cistophoric tetradrachm (28.0 mm, 12.65 g, 12 h). struck ca. 104-98 B.C. Serpent emerging from within cista mystica with lid ajar; all within ivy wreath / Bow case with serpents; APT monogram above, civic monogram to left, serpent-entwined staff to right. Kleiner 9; Pinder -; SNG France -. Toned gVF. Very rare variety.