Columbia subject headings:
Harvard subject headings:
Rome--History--Kings, 753 B.C.-510 B.C.
Rome--History--Kings, 753-510 B.C.
Rome--Kings and rulers--Biography.
Servius Tullius, King of Rome, active 578 B.C.-534 B.C.
Servius Tullius, King of Rome.
Princeton subject headings:
Rome--History--Kings, 753-510 B.C.
Servius Tullius, King of Rome.