《明史·志·卷六十三》
弘治二年，冲垮杨木厂河堤，命令新宁伯谭佑、侍郎陈政、内官李兴等监督官军二万人修策决堤。
弘治二年，决杨木厂堤，命新宁伯谭祐、侍郎陈政、内官李兴等督官军二万人筑之。
In the second year of Hongzhi, the Yangmuchang embankment collapsed, and Xinning Bo Tan You, Minister Chen Zheng, and eunuch Li Xing were ordered to supervise 20,000 officers and soldiers to repair the decided breach.