China, Ch'ing (Qing) dynasty (1644-1911 AD.), emperor: Wen Tsung (Wen Zong) (1851-1861), reign title: Hsien Feng (Xian Feng, Hsien-fêng) (1851-1861), Nanchang mint in Kiangsi province, no date, issued 1851-1861 AD.,
1 Cash (20-21 mm / 1,61 g), cast brass, square center hole,
Obv.: 咸 豊 通 寳 , four chinese characters - (top-down-right-left) around square center hole: Xian Feng Tong Bao (Hsien-fêng T´ung-pao).
Rev.: square center hole, right: Manchu "Ch´ang" - Nanchang mint, left: Manchu "Boo" - coin. The Manchu character boo which means "building", used as a transliteration of the Chinese character bao (å®) which means "treasure".
Schjöth 1537 ; KM C 15-4 .