Columbia subject headings:
Harvard subject headings:
Archaeology, Medieval--Europe, Northern--Congresses.
Excavations (Archaeology)--Europe, Northern--Congresses.
Excavations (Archaeology)--Germany, Northern--Congresses.
Excavations (Archaeology)--Hansa towns--Congresses.
Germany, Northern--Antiquities--Congresses.
Hansa towns--Antiquities--Congresses.
Hansa towns--Congresses.
Urban archaeology--Europe, Northern--Congresses.
Princeton subject headings:
Archaeology--Europe, Northern--Congresses.
Archaeology--Germany, Northern--Congresses.
Archaeology--Hansa towns--Congresses.
Hansa towns--History--Congresses.