Columbia subject headings:
Excavations (Archaeology)--Ireland.
Knowth Site (Ireland)
Megalithic monuments--Ireland.
Harvard subject headings:
Animal culture--Ireland--History.
Animal remains (Archaeology)--Ireland.
Excavations (Archaeology)--Ireland
Ireland--Antiquities.
Knowth Site (Ireland)
Megalithic monuments--Ireland
Princeton subject headings:
Knowth Site (Ireland)
Megalithic monuments--Ireland.