Columbia subject headings:
Portugal--Antiquities.
Spain--Antiquities.
Spain--History--To 711.
Harvard subject headings:
Excavations (Archaeology)--Portugal
Excavations (Archaeology)--Spain
Portugal--Antiquities
Portugal--History--To 1385
Spain--Antiquities
Spain--History--To 711
Princeton subject headings:
Portugal--Antiquities.
Spain--Antiquities.
Spain--History--To 711.