Columbia subject headings:
Arnolfo, di Cambio, active 13th century.
Pietro, D'Oderisio, active 13th century.
Sculpture, Italian--Italy--Rome--13th century--History.
Sculpture, Medieval--Italy--Rome--13th century--History.
Harvard subject headings:
Arnolfo, di Cambio, active 13th century.
Pietro, D'Oderisio, active 13th century.
Sculpture, Italian--Italy--Rome--13th century.
Sculpture, Medieval--Italy--Rome.
Princeton subject headings:
Arnolfo, di Cambio, active 13th century.
Pietro, D'Oderisio, active 13th century.
Sculpture, Italian--Italy--Rome--13th century.
Sculpture, Medieval--Italy--Rome.