Kushan Dynasty, Kanishka (AD 127-140), Copper Tetra Drachma, Obv: crowned, diademed king standing facing, holding spear and sacrificing and alter at left, bactrian legend around, Rev: god of metals athsho standing facing, with head turned to left, one hand on hip, the other holding out diadem, tamgha at left, 15.45g, 27.06mm, about very fine.