Columbia subject headings:
Plautianus, C. Fulvius.
Severus, Lucius Septimius, Emperor of Rome, 146-211.
Harvard subject headings:
Plautianus, C. Fulvius, active 2d century.
Severus, Lucius Septimius, 146-211.
Princeton subject headings:
Plautianus, C. Fulvius.
Severus, Lucius Septimius, Emperor of Rome, 146-211.