Columbia subject headings:
Industrialization--Italy--Milan--History--19th century.
Technological innovations--Italy--Milan--History--19th century.
Urban policy--Italy--Milan--History--19th century.
Urbanization--Italy--Milan--History--19th century.
Harvard subject headings:
Industrialization--Italy--Milan--History--19th century.
Technological innovations--Italy--Milan--History--19th century.
Urban policy--Italy--Milan--History--19th century.
Urbanization--Italy--Milan--History--19th century.
Princeton subject headings:
Industrialization--Italy--Milan--19th century.
Industries--Italy--Milan--19th century.
Milan (Italy)--Economic conditions.
Milan (Italy)--Social conditions.
Urbanization--Italy--Milan--19th century.