Plate 24 of Professor G. Droysens Allgemeiner Historischer Handatlas, published by R. Andrée. 
Shows Europe under the Saxon and Frankish Emperor
Droysen/Andrée; Th. Lindner rev.
CC BY-SA 3.0
Plate 24 of Professor G. Droysens Allgemeiner Historischer Handatlas, published by R. Andrée, 1886.