Columbia subject headings:
Harvard subject headings:
Excavations (Archaeology)--China--Houma Shi.
Foundries--China--Houma Shi--History.
Houma Shi (China)--Antiquities.
Princeton subject headings:
Excavations (Archaeology)--China--Houma Shi.
Foundries--China--Houma Shi--History.
Houma Shi (China)--Antiquities.