Citation

HGIS Germany (Andreas Kunz, Leonhard Dietze). IEG-Maps / Berlin Data Pool (Andreas Kunz, Robert Moeschl). Institut fur Europaische Geschichte (Mainz, Rhineland-Palatinate, Germany). Fachhochschule Mainz (Mainz, Rhineland-Palatinate, Germany). (2007). Germany State Capitals, 1871, German Historical GIS. [Shapefile]. HGIS Germany. Retrieved from https://earthworks.stanford.edu/catalog/harvard-ghgis1871statecapitals