明朝大中通宝背上十。strong大中通宝/strong 。反面:"strong十/strong" 。均匀磨损,深棕至木炭灰色铜锈。CHINA. Ming Dynasty. 10 Cash, ND. Zhu Yuanzhang (1361-68). Graded "75" by Hua Xia Coin Grading Company.。19.1 gms. H-20.45; FD-1884; Jen-521. "strong大中通寶/strong" (Dà zhōng tōng bǎo[Chinese universal currency]); Reverse: "strong十/strong" (Shí[10]). Coin exhibits nice even wear and possesses a dark brown to charcoal patina.。