Columbia subject headings:
Art patronage--Italy--Rome--Sources.
Art patronage--Italy--Rome.
Art--Collectors and collecting--Italy--Rome--Sources.
Art--Collectors and collecting--Italy--Rome.
Palaces--Italy--Rome.
Palazzo Valentini (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.
Harvard subject headings:
Art patronage--Italy--Rome--16th century.
Art patronage--Italy--Rome--17th century.
Art patronage--Italy--Rome--18th century.
Palaces--Italy--Rome--History.
Palazzo Valentini (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.
Princeton subject headings:
Art patronage--Italy--Rome--Sources.
Art patronage--Italy--Rome.
Art--Collectors and collecting--Italy--Rome--Sources.
Art--Collectors and collecting--Italy--Rome.
Palaces--Italy--Rome.
Palazzo Valentini (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.