Columbia subject headings:
Christian antiquities--Great Britain.
Christian antiquities--Ireland.
Great Britain--Civilization--To 1066.
Ireland--Civilization--To 1172.
Harvard subject headings:
Christian antiquities--Great Britain.
Christian antiquities--Ireland.
Great Britain--Civilization--To 1066.
Ireland--Civilization--To 1172.
Princeton subject headings:
Great Britain--Antiquities.
Great Britain--Civilization--To 1066.