Columbia subject headings:
Harvard subject headings:
Celts--Ireland.
Historic sites--Ireland.
Ireland--Antiquities, Celtic.
Ireland--Historical geography.
Ireland--History--1172-1603.
Ireland--History--To 1172.
Ireland--Kings and rulers--Succession.
Ireland--Social life and customs.
Landscapes--Ireland.
National characteristics, Irish.
Nationalism--Ireland--History
Princeton subject headings:
Ireland--History--1172-1603.
Ireland--Social life and customs.
Nationalism--Ireland--History.