China Historical GIS, Harvard University and Fudan University CC BY-NC 4.0 https://chgis.hudci.org/tgaz/placename/hvd_82005 宛丘縣 宛丘县 Wanqiu Xian 县 縣 xian county 581 4 581 4 POINT point N 33.73398 E 114.88245 FROM_AC
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陈郡 Chen Jun 陈州 Chen Zhou 淮阳郡 Huaiyang Jun 陈州 Chen Zhou 淮阳郡 Huaiyang Jun 淮阳郡 Huaiyang Jun 淮宁府 Huainingfu 淮宁府 Huainingfu
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CHGIS