Columbia subject headings:
Bishops--Italy--Palermo--Art patronage.
Catholic Church--Italy--Palermo--Art patronage.
Christian art and symbolism--Italy--Palermo.
Duomo di Monreale.
Harvard subject headings:
Bishops--Italy--Monreale--Art patronage.
Catholic Church--Italy--Monreale--Art patronage.
Christian art and symbolism--Italy--Monreale.
Duomo di Monreale.
Princeton subject headings:
Bishops--Italy--Palermo--Art patronage.
Catholic Church--Italy--Palermo--Art patronage.
Christian art and symbolism--Italy--Palermo.
Duomo di Monreale.