唐代开元通宝小平一组22枚，包括：背潭、背越、背襄、背洛、背鄂、背宣、背蓝、背右广、背梓、背兖、背右桂、背京、背荆、背上洪、背上丹、背上平、背上福、背兴、背上梁、背昌、背润及背益。当时一两等如二十四铢，故唐代以十文兑一两的算法比汉代五铢钱更为直接方便，另外，开元通宝是中国史上第一枚「宝」为名之古钱，寓意「宝藏」，充分反映社会对金钱之重视。VF至P品相，但此组包含的版式不少，永州除外，所有铸造局均有代表，也算难得 Tang Dynasty, China, a group of 22x Kai Yuan Tong Bao copper cash coins, 618–907, each representing one local mint, including: Gui on reverse at right quadrant for Guilin mint (Kwangsi Province); Fu on reverse at upper quadrant for Fujian mint (Fukien Province); Ping on reverse at upper quadrant for Pingzhou mint (Chihli Province); Dan on reverse at upper quadrant for Danzhou mint (Shensi Province); Hong on reverse at left quadrant for Linchiang mint (Kiangsi Province), crescent at upper quadrant; Jing on reverse at right quadrant for Jingzhou mint (Hupeh Province); Jing on reverse at upper quadrant for Changan mint (Shensi Province); Yan on reverse at upper quadrant for Yanzhou mint (Shantung Province); Zi on reverse at upper quadrant for Zizhou mint (Szechuan Province); Guang on reverse at right quadrant for Guangzhou mint (Kwangtung Province); Lan on reverse at right quadrant for Lantian mint (Shensi Province), crescent at upper quadrant; Xuan on reverse at left quadrant for Xuanzhou mint (Anhwei Province), crescent at upper quadrant; E on reverse at upper quadrant for Ezhou mint (Hupeh Province); Luo on reverse at upper quadrant for Luoyang mint (Honan Province); Xiang on reverse at upper quadrant for Xiangzhou mint (Hupeh Province); Tan on reverse at left quadrant for Tanzhou mint (Hunan Province); Yue on reverse at lower quadrant for Yuezhou mint (Chekiang Province); Yi on reverse at upper quadrant for Yizhou mint (Szechuan Province); Xing on reverse at upper quadrant for Xingyuan mint (Shensi Province); Liang on reverse at upper quadrant for Liangzhou mint (Shensi Province); Chang on reverse at upper quadrant for Yangzhou mint (Jiangsu Province); Run on reverse at upper quadrant for Runzhou mint (Jiangsu Province); During that time, 1 tael was made up of 24 zhu, so Tang Dynasty s 10 cash being equivalent to 1 tael is far more convenient when it comes to conversion compared to the Wuzhu (5 zhu) coin system used since the Han Dynasty, thus paving the way of the Chinese metric system to the modern decimal system. Moreover, Kai Yuan Tong Bao is the first Ancient Chinese coin to be named Bao , meaning treasure and this was a relfection of how society valued the power of money, making Kai Yuan Tong Bao one of the most significant cash coin in Chinese history. condition ranges from Very Fine to Poor, but the set is nonetheless close to completion as far as Tang Dynasty mints go, with Gui , Fu , Ping , and Dan being particularly scarce and Yong of Yongzhou mint (Hunan Province) being the sole missing exception. Impressive (22)
