Columbia subject headings:
Harvard subject headings:
Heilongjiang Sheng (China)--Antiquities.
Qixing He Site (china)
Princeton subject headings:
China--History--Han dynasty, 202 B.C.-220 A.D.
China--History--Three kingdoms, 220-265.
Excavations (Archaeology)--China--Heilongjiang Sheng.
Heilongjiang Sheng (China)--Antiquities.
Qixing He Site (China)