Columbia subject headings:
Harvard subject headings:
Europe--Antiquities.
Excavations (Archaeology)--Europe
Neolithic period--Europe.
Paleolithic period--Europe.
Princeton subject headings:
Europe--Antiquities.
Excavations (Archaeology)--Europe.
Excavations (Archaeology)--Japan.
Excavations (Archaeology)--South America.
Japan--Antiquities.
Paleolithic period--Europe.
Paleolithic period--Japan.
Paleolithic period--South America.
South America--Antiquities.