《明史·志·卷六十二》
隆庆五年，徐州、邳州河流淤塞，依从给事中宋良佐的计策，又设置遮洋总，保存海运遗意。
隆庆五年，徐、邳河淤，从给事中宋良佐言，复设遮洋总，存海运遗意。
In the fifth year of the Longqing reign, the rivers in Xuzhou and Pizhou were silted up. Based on the plan of Song Liangzuo, an official in charge of imperial affairs, a commandery was set up at Zhaoyang to preserve the legacy of maritime transport.