China Historical GIS, Harvard University and Fudan University CC BY-NC 4.0 https://chgis.hudci.org/tgaz/placename/hvd_70855 乾州 乾州 Qian Zhou 州 州 zhou sub-prefecture 1559 4 1724 4 POINT point N 34.53030 E 108.23560 FROM_AC
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