“至正通宝”为元惠宗(顺帝)至正年间(公元1341-1368年)所铸,分小平、折二、折三、折五、当十等五大类。此五类钱皆铜优制精,品种繁多。背部有蒙汉文纪年、纪值、光背等不同版别。笔者收藏一枚“至正通宝”当十大钱。此钱为细字版(在华光谱著作中定为五级),直径4.64厘米,厚度为4.2毫米,重 “To the Treasure” is Yuan Huizong (Shun Di) to the year (AD 1341-1368 years) cast, points Xiaoping, two, three, five, ten when five categories. This five kinds of money are fine copper system, a wide variety. The back of Mongolian and Chinese records, records, light back and so different versions. The author of a collection of “to the treasure” "when the top ten money. The money for the fine print version (in the Chinese spectrum works as five), a diameter of 4.64 cm, a thickness of 4.2 mm, weight