Columbia subject headings:
Rome (Italy)--Civilization.
Rome (Italy)--Genealogy.
Upper class families--Italy--Rome--Biography--Dictionaries.
Harvard subject headings:
Aristocracy (Social class)--Italy--Rome--Biography.
Nobility--Italy--Rome--Biography.
Rome (Italy)--Civilization.
Rome (Italy)--Genealogy.
Upper class families--Italy--Rome--Biography--Dictionaries.
Princeton subject headings:
Dictionaries.
Nobility--Italy--Rome--Biography--Dictionaries.
Rome (Italy)--Biography--Dictionaries.