西汉 “惟汉三年,大并天下”瓦当
A tile of "National unity was achieved on the third year after the Han dynasty was founded" made during the Western Han dynasty.
直径 16.7 厘米 厚 2.9 厘米
河南新郑出土
藏于内蒙古呼和浩特市《杨鲁安藏珍馆》