Mapas de la página 95-96
Fuente: The Public Schools Historical Atlas by Charles Colbeck. Longmans, Green; New York; London; Bombay. 1905
Mapa tomado de la página 237
Fuente: "Northern Germany as far as the Bavarian and Austrian Frontiers; Handbook for Travellers" by Karl Baedeker. Fifteenth Revised Edition. Leipzig, Karl Baedeker; New York, Charles Scribner's Sons 1910
Mapa tomado de la página 239
Fuente: "Northern Germany as far as the Bavarian and Austrian Frontiers; Handbook for Travellers" by Karl Baedeker. Fifteenth Revised Edition. Leipzig, Karl Baedeker; New York, Charles Scribner's Sons 1910