Columbia subject headings:
Harvard subject headings:
Cornwall (England : County)--Antiquities.
England--Antiquities.
Megalithic monuments--England--Cornwall (County)
Prehistoric peoples--England--Cornwall (County)
Princeton subject headings:
Cornwall (England : County)--Antiquities.
England--Antiquities.
Megalithic monuments--England--Cornwall (County).
Prehistoric peoples--England--Cornwall (County).