Columbia subject headings:
Fortification, Roman--Wales--Loughor.
Loughor (Wales)--Antiquities.
Harvard subject headings:
Fortification, Roman--Wales--Loughor.
Loughor (Wales)--Antiquities.
Princeton subject headings:
Excavations (Archaeology)--Wales--Loughor.
Fortification, Roman--Wales--Loughor.
Loughor (Wales)--Antiquities, Roman.