Map of Chinese provincial boundaries in 1820. Created using: QGIS Development Team, 2019. QGIS Geographic Information System. Open Source Geospatial Foundation Project. http://qgis.osgeo.org.and Peter K. Bol. 1820 Provinces China.…
Map of Chinese provincial boundaries in 1820. Created using: QGIS Development Team, 2019. QGIS Geographic Information System. Open Source Geospatial Foundation Project. http://qgis.osgeo.org.and Peter K. Bol. 1820 Provinces China.…