China, 1657-1661 AD., Ch'ing dynasty, emperor Shih Tsu, Peking, Board of Revenue Mint, 1 Cash, Schjöth 1406.

China, Ch'ing (Qing) dynasty (1644-1911 AD.), emperor: Shih Tsu (Shi Zu) (1644-1661), reign title: Shun Chih (Shun Zhi) (1644-1661), Peking (Beijing), Board of Revenue Mint, no date, issued 1657-1661 AD.,
1 Cash (23 mm / 3,90 g), cast brass, square center hole,
Obv.: 顺 治 通 寳 , shun zhi tong bao , (top-down-right-left) around square center hole.
Rev.: square center hole, left: Manchu "Boo" - coin, right: Manchu "Yuwan" - for the Board of Public Works mint, Peking (Beijing).
Schjöth 1406 .