Columbia subject headings:
Antiquities, Prehistoric--Congresses.
Ethnoarchaeology--Congresses.
Tools, Prehistoric--Congresses.
Harvard subject headings:
Antiquities, Prehistoric--Congresses
Ethnoarchaeology--Congresses.
Excavations (Archaeology)--Congresses
Prehistoric peoples--Congresses
Tools, Prehistoric--Congresses.
Princeton subject headings:
Antiquities, Prehistoric--Congresses.
Ethnoarchaeology--Congresses.
Material culture--Congresses.
Prehistoric peoples--Congresses.