Columbia subject headings:
Architecture, Renaissance--Italy.
Harvard subject headings:
Architecture, Renaissance--Italy--Rome.
Architecture, Renaissance--Italy.
Architecture--Italy--15th century.
Architecture--Italy--16th century.
Architecture--Italy--Rome
Architecture--Italy--Rome--15th century.
Architecture--Italy--Rome--16th century.
Popes--Art patronage
Princeton subject headings:
Architecture, Italian.
Architecture, Renaissance--Italy--Rome.
Papal courts.
Rome (Italy)--Buildings, structures, etc.