Columbia subject headings:
Harvard subject headings:
City and town life--Germany--Dortmund--History--To 1500--Congresses.
Civilization, Medieval--Congresses
Dortmund (Germany)--Commerce--History--To 1500--Congresses.
Dortmund (Germany)--Commerce.
Dortmund (Germany)--History--To 1500--Congresses.
Dortmund (Germany)--Relations--Congresses.
Hansa towns--History--To 1500--Congresses.
Hanseatic League--Congresses.
Princeton subject headings:
City and town life--Germany--Dortmund--History--To 1500--Congresses.
Civilization, Medieval--Congresses.
Dortmund (Germany)--Commerce.
Dortmund (Germany)--History--To 1500--Congresses.
Hansa towns--History--To 1500--Congresses.