Korea, 1752 AD., Treasury Department, struck at Ho Jo, 1 Mun, cf. KM 8s.1 ff.

Korea, Treasury Department, struck at Ho Jo, no date, 1752 AD.,
1 Mun (23-24 mm / 3,56 g), cast bronze, square center hole,
Obv.: 常 平 通 寶 , (top-down-right-left) Sang P’yong T’ong Bo, “Always even currency”.
Rev.: 户 水 大 , 户 "Hojo" mint mark placed at the top (above the square hole), series symbol 大 "tae" (= big) to l., series symbol 水 "su" (= water) below.
cf. KM 157s.2 ff ; cf. http://primaltrek.com/koreancoins.html .

Ho (户) is the mint mark of the Treasury Department at Ho Jo (Hojo = 户曹). The reverse top character is the mint mark of the Treasury Department, the bottom character is the furnace designator, in this case Su and the character on the left is the series number, again in this case Tae.