Columbia subject headings:
Hadrian's Wall (England)
Vindolanda Site (Chesterholme, England)--Antiquities, Roman.
Harvard subject headings:
Fortification, Roman--England--Chesterholme.
Frontier and pioneer life--England--Chesterholme.
Romans--England--Chesterholme.
Vindolanda Site (Chesterholme, England)
Princeton subject headings:
Vindolanda Site (Chesterholme, England)