Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--China--Zhoukoudian.
Peking man
Zhoukoudian (China)--Antiquities.
Princeton subject headings:
Antiquities, Prehistoric--China--Zhoukoudian.
Excavations (Archeology)--China--Zhoukoudian.
Peking man.
Zhoukoudian (China)--Antiquities.