China Historical GIS, Harvard University and Fudan University CC BY-NC 4.0 https://maps.cga.harvard.edu/tgaz/placename/hvd_83055 弘農縣 弘农县 Hongnong Xian 县 縣 xian county 558 4 605 4 POINT point N 34.65502 E 110.92898 FROM_FD 弘农郡 Hongnong Jun 洛州 Luo Zhou 豫州 Yu Zhou CHGIS