鑄相上察之,其方圓廓正,平整地章,字廓深竣,線條清晰,穿輪乾淨均為雕母幣特徵
3 mm, casting, heavy shape larger, are a treasure, and when the five hundred money to a large of continue casting phase,
五代十國《應天元寶光背小型》銅錢展覽辨別應天光背小元寶 脫譜物證可為實創見之五代十國《應天元寶光背小型》銅錢賞考五代初期,劉仁恭之子劉守光於後梁乾化元年自號“大燕皇帝”,改元“應天”,並於應天元年(公元911年)鑄造了“應天元寶”錢