元朝至正通宝折二背巳及折三背巳各一枚,华夏75-78,尚·皮尔·米歇尔中国钱币系列,Yuan Dynasty, group of 2x Zhi Zheng Tong Bao, 2 cash and 3 cash, both with the character Jie on reverse, weighing 6.7 grams and 9.3 grams, Huaxia 75 and 78 respectively (2)
元朝至正通宝折二背巳及折三背巳各一枚,华夏75-78,尚·皮尔·米歇尔中国钱币系列,Yuan Dynasty, group of 2x Zhi Zheng Tong Bao, 2 cash and 3 cash, both with the character Jie on reverse, weighing 6.7 grams and 9.3 grams, Huaxia 75 and 78 respectively (2)