云炉诗书教子忠孝传家八边形花钱,背“积金非宝一艺遗业”,清朝(公元1644–1911),57.3*5.3mm,重83.5g。厚重品。少见。 China: Qing Dynasty (1644–1911 CE), octagonal charm with octagonal central hole, Yunnan mint production, obverse inscribed Shi shu jiao zi zhong xiao chuan jia (詩書教子忠孝傳家), reverse inscribed Ji jin fei bao yi yi yi ye (積金非寶壹藝遺業), 57.3*5.3mm, 83.5g. Extremely fine, extremely rare.