战国(魏)  “山阳”平首圆肩布

A bu coin with flat head and round shoulders and characters of  "shan yang" made (by the Wei State) in the Warring States Period.

长 5厘米  宽 3.2厘米  厚 0.1厘米  重 13克   

内蒙古伊盟出土

藏于内蒙古呼和浩特市《杨鲁安藏珍馆》