Columbia subject headings:
Art--Collectors and collecting--Italy--Rome--History--18th century.
Art--Italy--Rome--18th century.
Harvard subject headings:
Art, Baroque--Italy--Rome
Art--Collectors and collecting--Italy--Rome--History--18th century.
Neoclassicism (Art)--Italy--Rome.
Rome (Italy)--Intellectual life--18th century.
Princeton subject headings:
Art patronage--Italy--Rome--History--18th century.
Art--Collectors and collecting--Italy--Rome--History--18th century.
Art--Italy--Rome--18th century.