Columbia subject headings:
Department stores--Germany--Rhineland--History--To 1500--Congresses.
Middle Ages--Congresses.
Rhineland (Germany)--History--Congresses.
Harvard subject headings:
Department stores--Germany--Rhineland--History--To 1500--Congresses.
Middle Ages--Congresses
Rhineland (Germany)--History--Congresses.
Princeton subject headings:
Department stores--Germany--Rhineland--History--To 1500--Congresses.
Middle Ages--Congresses.
Rhineland (Germany)--History--Congresses.