Columbia subject headings:
Harvard subject headings:
Europe--Commerce--History--To 1500--Congresses.
Guilds--Europe--History--To 1500--Congresses.
Justice, Administration of--Europe--History--To 1500--Congresses.
Merchants--Europe--History--To 1500--Congresses.
Trials (Commercial crimes)--Europe--History--To 1500--Congresses.
Princeton subject headings:
Commercial courts--Europe--History--To 1500--Congresses.
Commercial law--Europe--History--To 1500--Congresses.
Europe--Commerce--History--To 1500--Congresses.