明朝天启通宝背十一两3枚,重量33.6-41.4g,华夏75-80,尚·皮尔·米歇尔中国钱币系列,Ming Dynasty, a group of 3x Tian Qi Tong Bao, with the characters Shi Yi Liang on reverse, weighs from 33.6 grams to 41.4 grams, Huaxia 75, 80 and 80 (3)
明朝天启通宝背十一两3枚,重量33.6-41.4g,华夏75-80,尚·皮尔·米歇尔中国钱币系列,Ming Dynasty, a group of 3x Tian Qi Tong Bao, with the characters Shi Yi Liang on reverse, weighs from 33.6 grams to 41.4 grams, Huaxia 75, 80 and 80 (3)