A map of the area around Xuanhua in Hebei, the "Xuanfu Map" (<i>Xuanfu Biantu</i>) from Luo Hongxian's <i>Enlarged Atlas</i>, Vol. 2, based on the maps first drafted by Zhu Siben. Library of Congress copy of Hu Song's 1558 revision. Shows Beijing, Gubeikou Pass, and the 3 Inner Passes but omits the Great Wall. Each square is 100×100 li (about 33×33 km or 20×20 miles).
Zhu Siben, redrafted and revised by Luo Hongxian
1558
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