Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--Italy--Congresses
Excavations (Archaeology)--Portugal--Congresses.
Excavations (Archaeology)--Spain--Congresses
Pottery, Roman--Italy--Congresses.
Pottery, Roman--Portugal--Congresses.
Pottery, Roman--Spain--Congresses.
Princeton subject headings:
Excavations (Archaeology)--Italy--Congresses.
Excavations (Archaeology)--Portugal--Congresses.
Excavations (Archaeology)--Spain--Congresses.
Italy--Antiquities--Congresses.
Portugal--Antiquities--Congresses.
Pottery, Roman--Italy--Congresses.
Pottery, Roman--Portugal--Congresses.
Pottery, Roman--Spain--Congresses.
Spain--Antiquities--Congresses.