Columbia subject headings:
Arco della pace (Milan, Italy)
Milan (Italy)--History--19th century.
Moving of buildings, bridges, etc.--Italy--History--19th century.
Harvard subject headings:
Arco della pace (Milan, Italy)--History--Sources.
Triumphal arches--Italy--Milan--Design and construction.
Princeton subject headings:
Arco della pace (Milan, Italy)--History--Sources.
Milan (Italy)--Buildings, structures, etc.
Triumphal arches--Italy--Milan--Design and construction.