Columbia subject headings:
Harvard subject headings:
Lombardy (Italy)--Civilization--19th century.
Lombardy (Italy)--Civilization--20th century.
Princeton subject headings:
Architecture, Modern--19th century--Italy--Lombardy.
Architecture, Modern--20th century--Italy--Lombardy.
Art, Modern--19th century--Italy--Lombardy.
Art, Modern--20th century--Italy--Lombardy.
Lombardy (Italy)--History--19th century.
Lombardy (Italy)--History--20th century.