Yong-le: Year 13, Month 12, Day
In this month, the Battalion Commanders Xu Zheng and Wang Hai were promoted to assistant commanders in the Fu-jun Right Guard. The Squad Commander Zhang Tong was promoted to assistant commander in the Embroidered-Uniform Guard. These promotions were consequent upon the achievements they realized when they were sent to the Western Ocean.
Zhong-yang Yan-jiu yuan Ming Shi-lu, volume 13, page 1907