Columbia subject headings:
Christian art and symbolism--Italy--Milan.
Church buildings--Italy--Milan.
Duomo di Milano.
Marble sculpture, Italian--Italy--Milan.
Sculpture, Italian--Italy--Milan.
Harvard subject headings:
Christian art and symbolism--Italy--Milan.
Duomo di Milano.
Sculpture, Italian--Italy--Milan.
Princeton subject headings:
Duomo di Milano.
Sculpture, Italian--Italy--Milan.