Columbia subject headings:
Maps.
Rhineland (Germany)--Historical geography--Maps.
Rhineland (Germany)--History.
Westphalia (Germany)--Historical geography--Maps.
Westphalia (Germany)--History.
Harvard subject headings:
Rhineland (Germany)--Historical geography--Maps.
Rhineland (Germany)--History.
Westphalia (Germany)--Historical geography--Maps.
Westphalia (Germany)--History.
Princeton subject headings:
Rhine Province (Germany)--History--Maps.
Westphalia (Germany)--History--Maps.