Columbia subject headings:
Great Britain--Civilization.
Ireland--Civilization.
Ireland--History--To 1172.
Irish--England.
Harvard subject headings:
Great Britain--Civilization.
Ireland--Civilization.
Ireland--History--To 1172.
Irish--England.
Princeton subject headings:
Great Britain--Civilization.
Ireland--Civilization.
Ireland--History--To 1172.
Irish--England.