trust the old map collection and the library of the Gesellschaft für Erdkunde zu Berlin (comprising ca. 15,000 maps and 40,000 books published before 1939) and the archive of the Deutsche Gesellschaft für [...] für Kartographie (DGfK). The depot library of the DGfK has become part of the holdings, and the map department also holds literary estates and collections from other institutions.

es Institut (Royal Cartographic Institute) were transferred to the Königliche Bibliothek (Royal Library), the map department was created as a separate unit. Since then the department has built up the largest [...] important basis for a systematic collection development, and in 1919 the integration of the map archive of the Großer Preußischer Generalstab (Prussian Great General Staff) with its numerous hand-drawn