Korea, Joseon Dynasty. Sang Pyong Tong Bo; 1 Mun. Treasury Department. 1832 AD. (3.82g; 23.5mm). O./ 常 平 寶 通 [Sang p'yong tong bo; Department of Korean Yi Dynasty, currency unit]. R./ 户 黃 七 [(Ho): Treasury Department, (Hwang) Yellow, (Qi) Series Seven to right]. Mandel#13.36.7 $25