Columbia subject headings:
Harvard subject headings:
Equestrian order (Rome)
Nobility--Rome
Power (Social sciences)--Rome--History--To 500.
Rome--Court and courtiers.
Rome--History--Republic, 265 B.C.-30 B.C.
Rome--Politics and government--265 B.C.-30 B.C.
Social classes--Rome--History--To 1500.
Princeton subject headings:
Elite (Social sciences)--Rome.
Rome--Politics and government--265-30 B.C.
Rome. Senate