Columbia subject headings:
Architecture--Italy--Rome--History--19th century.
Architecture--Italy--Rome--History--20th century.
Architecture--Italy--Rome.
Rome (Italy)--Buildings, structures, etc.
Harvard subject headings:
Architecture and society--Italy--Rome--History--19th century--Exhibitions.
Architecture and society--Italy--Rome--History--20th century--Exhibitions.
City planning--Italy--Rome--History--19th century--Exhibitions.
City planning--Italy--Rome--History--20th century--Exhibitions.
Rome (Italy)--Buildings, structures, etc.--Exhibitions.
Princeton subject headings:
Architecture, Modern--19th century--Italy--Rome.
Architecture, Modern--20th century--Italy--Rome.
Architecture--Italy--Rome.
Rome (Italy)--Buildings, structures, etc.