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Keywords from Image Description:
Arabische Eroberung . Das Reich der Kalifen bis Karte aus dem Historischen Handatlas von Gustav Droysen The empire of the Caliphs to Map of the Historical Atlas of Gustav Droysen Gustav Droysens Allgemeiner historischer Handatlas in Karten mit erluterndem Text Bielefeld Velhagen Klasing Johann Gustav Droysen Fragmentation of