NYU Spatial Data Repository

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1. CHGIS China Coastline, 1820

1820. The polylines in this datalayer represent the costline of mainland China in the year 1820. The CHGIS will establish a database of historical admini... CHGIS, Harvard Yenching Institute.

2. CHGIS Version 4 : 1820 Rivers Coded by Strahler Stream Order

1820. line features showing the major rivers of China for the year 1820, coded by Strahler Stream Order 1820 Data CHGIS V4 contains spatial data for the...

3. Germany Confederation Boundary Lines, 1820, German Historical GIS

1820. These lines represent the boundary of the German Confederation (Deutscher Bund) in 1820. The confederation boundary extends beyond "core Germany" a...