Columbia subject headings:
Harvard subject headings:
Architects--Italy--Rome--History--18th century--Biography.
Architecture--Italy--Rome--18th century.
Architecture--Italy--Rome--19th century.
Art patronage--Italy--Rome--History--18th century.
Rome (Italy)--Buildings, structures, etc.
Princeton subject headings:
Architecture--Italy--Rome--18th century.
Architecture--Italy--Rome--19th century.
Rome (Italy)--Buildings, structures, etc.