Columbia subject headings:
Middle East--Antiquities.
Middle East--Politics and government.
State, The--Origin.
Harvard subject headings:
Middle East--Antiquities
Middle East--Politics and government.
State, The--Origin
Princeton subject headings:
Excavations (Archaeology)--Iraq.
Iraq--Antiquities.
Iraq--Civilization--To 634.
Iraq--Social conditions.
State, The--Origin.