Watch List notes:

China, Qing Dynasty, Yunnan Province, copper 20 cash, Year Bingwu(1906), 'Da Qing Tong Bi', large Chinese character mintmark 'Yun' - for Yunnan Province - at centre variety (Y-11u), NGC XF Details (Corrosion, Tooled), cert. #6507101-017.

Estimate: 500 - 900