Columbia subject headings:
Excavations (Archaeology)--Ireland.
Ireland--Antiquities.
Ireland--History--1172-1603.
Harvard subject headings:
Excavations (Archaeology)--Ireland
Ireland--Antiquities.
Ireland--History--1172-1603.
Princeton subject headings:
Excavations (Archaeology)--Ireland.
Ireland--Antiquities.
Ireland--History--1172-1603.