Watch List notes:

COINS, 錢幣, CHINA - PROVINCIAL ISSUES, 中國 - 地方發行, Yunnan Province 雲南省, Tang Chi-Yao 唐繼堯: Gold 10-Dollars, ND (1919), Rev numeral "1" below flag tassels (KM Y482; L&M 1057). Sometime harshly cleaned, extremely fine.

Estimate: US$800-1,000