Columbia subject headings:
Excavations (Archaeology)--England--London.
Hampstead (London, England)--Antiquities.
Mesolithic period--England--London.
Harvard subject headings:
Excavations (Archaeology)--England--London
Hampstead (London, England)--Antiquities.
Mesolithic period--England--London.
Princeton subject headings:
Excavations (Archaeology)--England--London.
Hampstead (London, England)--Antiquities.
Mesolithic period--England--London.