Yong-le: Year 15, Month 2, Day 2
18 Feb 1417
It was ordered that Dao Nong, the grandson of Dao Xian-da, the deceased pacification superintendent of Che-li, inherit the post of pacification superintendent and that his second son Dao Shuang-meng fill the post of associate administrator of the superintendency. This was ordered in accordance with a request from the local people.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 13, page 1981