明朝洪武通宝,背十豫,铸自开国君明太祖在位年间,46.1x2.98mm,重24.9克,中乾80。China: Ming Dynasty, Hong Wu Tong Bao, 10 cash, (1368-1644), rev: Shi Yu (Ten Yu), Henan Province, 46.1x2.98mm, 24.9g, Zhong Qian 80. Hong Wu Tong Bao coins were issued by Zhu Yuan Zhang, the famous founder of the Ming Dynasty. . [189]