Supported by the National Natural Science Foundation of China (Grant No.40371109);the Key Research Project of the Key Research Base on Humanities supported by Ministry of Education of China (Grant No. 05JJDZH235)
This article takes the two segments of the Ming Great Walls,Dabian and Erbian,and their associated barracks and forts as geographical references. Based on a detailed scrutiny of historical records of the Ming and Qing...