Columbia subject headings:
Excavations (Archaeology)--Spain.
Romans--Spain.
Rome--Army--Spain.
Spain--Antiquities.
Harvard subject headings:
Portugal--History, Military.
Romans--Portugal
Romans--Spain
Spain--Antiquities, Roman.
Spain--History, Military.
Princeton subject headings:
Excavations (Archaeology)--Spain.
Romans--Spain.
Rome--Army--Spain.
Spain--Antiquities.