China, 1851-1861 AD., Qing dynasty, emperor Wen Zong, Wuchang mint in Hubei province, 1 Cash, Hartill 22.852.

China, Qing (Ch'ing) dynasty (1644-1911 AD.), emperor: Wen Zong (Wen Tsung) (1851-1861), reign title: Xian Feng (Hsien Feng, Hsien-fêng) (1851-1861), Wuchang mint in Hubei province, no date, issued 1851-1861 AD.,
1 Cash (23 mm / 3,42 g), cast brass, square center hole, medal alignment ↑↑ (0°), smoothed edge,
Obv.: 咸 豊 通 寳 , Xian Feng Tong Bao (Hsien-fêng T´ung-pao), four chinese characters - (top-down-right-left) around square center hole, square head Tong.
Rev.: ᠪᠣᠣ - ᡠ , "Boo - U" , Manchu character boo to the left of the square hole, right: Manchu character "U" - name for the Wuchang mint, Hubei province.
Hartill 22.852 (rarity level 15, very common) ; Schjöth 1539 var. ; FD 2470 var. .