Columbia subject headings:
Mari, Enzo, 1932-2020--Exhibitions.
Piazza del Duomo (Milan, Italy)--Exhibitions.
Plazas--Italy--Milan--Exhibitions.
Harvard subject headings:
Princeton subject headings:
Architecture--Italy--Milan--Exhibitions.
Duomo di Milano--Exhibitions.
Mari, Enzo, 1932-
Milan (Italy)--Buildings, structures, etc.--Exhibitions.
Piazza del Duomo (Milan, Italy)--Exhibitions.