Byrd740 collection
Info from Krause : Chia Ch'ing.  Cash.  Cast Brass.  ND(1796-1820).

Info from Hartill's Cast Chinese Coins : Jia Qing Tong bao 1 cash, cast brass. 1798-1802. H22.448
Board of Works Beijing mint, North Branch.
Info from Krause : Chia Ch'ing. Cash. Cast Brass. ND(1796-1820). Info from Hartill's Cast Chinese Coins : Jia Qing Tong bao 1 cash, cast brass. 1798-1802. H22.448 Board of Works Beijing mint, North Branch.
Asia
China
1820