China Historical GIS, Harvard University and Fudan University CC BY-NC 4.0 https://maps.cga.harvard.edu/tgaz/placename/hvd_111390 淮南西道節度使 淮南西道节度使 Huainanxidao Jiedushi 防镇 防鎮 fang zhen defense command 759 4 760 4 POINT point N 32.57575 E 116.77711 唐 Tang CHGIS