Columbia subject headings:
Harvard subject headings:
Westphalia (Germany)--Maps--Exhibitions.
Westphalia (Germany)--Maps--History.
Princeton subject headings:
Mark (Graftschaft)--Historical geography--Maps--Exhibitions.
Märkischer Kreis (Germany)--Historical geography--Maps--Exhibitions.
Museum der Stadt Lüdenscheid--Catalogs.
Westphalia (Germany)--Historical geography--Maps--Exhibitions.