Bactria, Demetrius I. AE Attic Tri-chalkon; Bactria, Demetrius I; c. 200-185 BC, Trichalkon, 12.84g. Bopearachchi-Série 5, pl. 5 (monogram not listed), SNG ANS-209-212 var. (monogram not listed), Mitchiner-1638-40 (monogram not listed), Bop-and Rahman 150. Obv: Head of elephant with bell hanging from neck. Rx: ??S???OS ????????? Caduceus with monogram N to left.. EF