Columbia subject headings:
Aldobrandini family.
Chigi family.
Palazzo Chigi (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.
Harvard subject headings:
Aldobrandini family--Palaces--Italy--Rome.
Chigi family--Palaces--Italy--Rome.
Palazzo Chigi (Rome, Italy)
Rome (Italy)--Buildings, structures, etc.
Princeton subject headings: