Germany : German Empire Boundary Lines, 1890, German Historical GIS
Description:
These lines represent the boundary of the German Empire (Deutsches Reich). The tiny island of Heligoland in the North Sea, which came to Germany in 1890, is not surrounded by this boundary.
Creator:
HGIS Germany (Andreas Kunz, Leonhard Dietze), IEG-Maps / Berlin Data Pool (Andreas Kunz, Robert Moeschl), Institut fur Europaische Geschichte (Mainz, Rhineland-Palatinate, Germany), and Fachhochschule Mainz (Mainz, Rhineland-Palatinate, Germany)