Columbia subject headings:
Darbyshire (England)--Antiquities, Roman.
Excavations (Archaeology)--England--Brough.
Fortification, Roman--England--Brough.
Harvard subject headings:
Derbyshire (England)--Antiquities, Roman.
Excavations (Archaeology)--England--Derbyshire.
Fortification, Roman--England--Derbyshire.
Princeton subject headings:
Derbyshire (England)--Antiquities, Roman.
Excavations (Archaeology)--England--Brough (Derbyshire).
Fortification, Roman--England--Brough (Derbyshire).