Tibet, Sino-Tibetan Coinage, Tao Kuang (1820-1851), silver sho, year

Tibet, Sino-Tibetan Coinage, Tao Kuang (1820-1851), silver sho, year 2 (1820), 28/26 dots, year 4 (1824), 28/26 dots, year 16 (1836) (KM.93) (3). Toned, very fine and all rare, in 2x2 holders fully described. (3)