光绪三十二年户部丙午大清铜币当制钱二十文,中心滇川,罕版,NGC AU Details,有环境损害,# 2137502-006。Yunnan-Szechuan Province, Qing Dynasty, China, copper 20 cash, Year 32 of Guangxu (1906), small Chinese characters Chuan Dian at centre on reverse, rare issue, NGC AU Details,environmental damage. Cert.# 2137502-006