China Historical GIS, Harvard University and Fudan University CC BY-NC 4.0 https://maps.cga.harvard.edu/tgaz/placename/hvd_82534 原武縣 原武县 Yuanwu Xian 县 縣 xian county 1086 4 1911 6 POINT point N 34.99455 E 113.78942 FROM_AC 郑州 Zheng Zhou 延州 Yan Zhou 汴梁路 Kaifeng Fu 开封府 Kaifeng Fu 怀庆府 Huaiqing Fu CHGIS