Columbia subject headings:
Landscape painting, Italian--19th century--Exhibitions.
Landscape painting, Italian--20th century--Exhibitions.
Harvard subject headings:
Landscape painting, Italian--19th century--Exhibitions.
Landscape painting, Italian--20th century--Exhibitions.
Princeton subject headings:
Landscape painting, Italian--19th century--Exhibitions.
Landscape painting, Italian--20th century--Exhibitions.