Columbia subject headings:
Great Britain--Antiquities, Roman.
Great Britain--History--Roman period, 55 B.C.-449 A.D.
Iron industry and trade--Great Britain--History--To 1500.
Romans--Great Britain.
Harvard subject headings:
Great Britain--Antiquities, Roman.
Great Britain--History--Roman period, 55 B.C.-449 A.D.
Iron industry and trade--Great Britain--History--To 500.
Romans--Great Britain
Princeton subject headings:
Great Britain--Antiquities, Roman.
Great Britain--History--Roman period, 55 B.C.-449 A.D.
Iron industry and trade--Great Britain--History--To 1500.