China, 1824-1850 AD., Qing dynasty, emperor Xuan Zong, Peking, Board of Works Mint, old branch, 1 Cash, Hartill 22.597.
China, Qing (Ch'ing) dynasty (1644-1911 AD.), emperor: Xuan Zong (Hsuan Tsung) (1821-50), reign title: Dao Guang (DÃ oguang, Tao Kuang) (1821-50), Peking (Beijing), Board of Works mint, old branch, no date, issued 1824-1850 AD.,
1 Cash (23 mm / 4,24 g), cast brass, square center hole, medal alignment ↑↑ (0°), smoothed edge,
Obv.: é“å…‰ 通 寳 , Dao Guang Tong Bao, top-down-right-left of center hole, Guang small, square head two dot Tong.
Rev.: á ªá £á £ - á ¶á¡ á ¸á á ¨ , "Boo - Yuwan" , round head Manchu character boo to the left of the square hole, right: Manchu character "Yuwan" - name for the Board of Works Mint, Peking.
Hartill 22.597 (type B) (rarity level 16, very common) ; Schjöth 1513 var. ; FD 2387 var. .