CHGIS China Prefecture Boundaries, 1820
- Polygons represent prefecture boundaries in China for the year 1820. The CHGIS will establish a database of historical administrative units, as well as physical and cultural features for different periods in Chinese History, and will also provide a base GIS platform for researchers to use for spatial analysis, temporal statistical modeling, and representation of selected historical units as digital maps.
- CHGIS, Harvard Yenching Institute
- boundaries, location, Administrative Divisions, Political Divisions, and Prefectures
- Held by
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