Greek Asia. Mysia, Pergamon. AR Tetradrachm. Cistophoric standard. Struck c. 76-67 BC. Cista mystica within ivy wreath. / Two serpents entwined around bow and bowcase; TH and monogram above, civic monogram to left, serpent-entwined thyrsos to right. SNG BN 1752-3. AR. 11.84 g. 27.00 mm. Obverse slightly off centre. Prettily toned, dark spots on reverse, iridescent hues. VF.