Columbia subject headings:
Excavations (Archaeology)--Great Britain--Congresses.
Excavations (Archaeology)--Norway--Congresses.
Great Britain--Antiquities--Congresses.
Norway--Antiquities--Congresses.
Waterfronts--Great Britain--History--Congresses.
Waterfronts--Norway--History--Congresses.
Harvard subject headings:
Coastal archaeology--England--Congresses.
Coastal archaeology--Norway--Congresses.
Great Britain--Antiquities--Congresses.
Norway--Antiquities--Congresses.
Underwater archaeology--England--Congresses.
Underwater archaeology--Norway--Congresses.
Princeton subject headings: