Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--Germany (West)--Congresses.
Germany (West)--Antiquities--Congresses.
Uslar, Rafael von--Congresses.
Princeton subject headings:
Excavations (Archaeology)--Germany (West)--Congresses.
Germanic antiquities--Congresses.
Germany (West)--Antiquities--Congresses.