Columbia subject headings:
Landscape painting, Italian--Italy--Milan--Exhibitions.
Painting, Italian--Italy--Milan--20th century--Exhibitions.
Painting, Italian--Italy--Milan--Exhibitions.
Harvard subject headings:
Landscape painting, Italian--Italy--Milan--Exhibitions.
Landscape painting--20th century--Italy--Milan--Exhibitions.
Painting, Italian--Italy--Milan--Exhibitions.
Painting, Modern--20th century--Exhibitions
Painting, Modern--Italy--Milan--20th century--Exhibitions.
Princeton subject headings:
Landscape painting, Italian--Italy--Milan--Exhibitions.
Landscape painting--20th century--Exhibitions.