元代至治通宝小平 上美品。 749 YUAN: Zhi Zheng, 1341-1368, AE temple coin 404。20g41。 H-19。91。 Zeno-4887 40this piece41。 mu qing tong bao 4034majestic brightness copper treasure3441 on obverse, his period title zhi zheng on reverse, lightly porous surfaces, Fine to VF, RRR, ex Shegravengbideacutebao Collection。