Columbia subject headings:
Aristocracy (Social class)--Italy--Venice--History.
Venice (Italy)--History--1508-1797.
Venice (Italy)--Politics and government--1508-1797.
Harvard subject headings:
Aristocracy (Social class)--Italy--Venice--Political activity.
Venice (Italy)--Politics and government--1508-1797.
Venice (Italy)--Politics and government--697-1508.
Princeton subject headings:
Social classes--Italy--Venice--History.
Venice (Italy)--Politics and government--1508-1797.