Korea, 1742-1752 AD., Special Army Unit, O Yong Ch´ong agency, 2 Mun, KM B326.

Korea, Special Army Unit, Oyongchong agency, 1742-1752 AD.,
2 Mun (31 mm / 6,80 g), cast brass, square center hole,
Obv.: 常 平 通 寶 , (top-down-right-left) Sang P’yong T’ong Bo, “Always even currency”.
Rev.: 营 寒 , mintmark above, "han" (= "cold") below. (御营廳 , Oyongchong agency)
KM B326 .