5-05: Qing Dynasty (1644 - 1912); Emperor Gao Zong (Qianlong, 1736 - 1795 AD). Obverse: 'Qian Long tong bao'; Yunnan-fu mint in Yunnan Province. Reverse: 'Boo yun' (left/right, Manchurian). There are many varieties which are a bit difficult to distinguish, particularly in this poor example. Board of Revenue. Hartill # 22.337-338; FD2321, S1480
A Chinese Collection
This attribution was confirmed by Mr. David Hartill.