Columbia subject headings:
Building stones--Great Britain--Popular works.
Landforms--Great Britain--Popular works.
Petrology--Great Britain--Popular works.
Prehistoric peoples--Great Britain--Popular works.
Harvard subject headings:
Building stones--Great Britain--Popular works.
Landforms--Great Britain--Popular works.
Petrology--Great Britain--Popular works.
Prehistoric peoples--Great Britain--Popular works.
Princeton subject headings:
Building stones--Great Britain.
Stone--Great Britain.