Columbia subject headings:
Cities and towns--Soviet Union.
Sociology, Urban--Soviet Union.
Soviet Union--Population.
Soviet Union--Social conditions.
Harvard subject headings:
Cities and towns--Soviet Union--History.
Social classes--Soviet Union--History.
Soviet Union--Census, 1923.
Soviet Union--Social conditions.
Soviet Union--Social policy.
Princeton subject headings:
Cities and towns--Soviet Union--History.
Social classes--Soviet Union--History.
Soviet Union--Census, 1923.
Soviet Union--Social conditions.
Soviet Union--Social policy.