Columbia subject headings:
Florence (Italy)--History--1421-1737.
Florence (Italy)--Politics and government.
Italy--History--1492-1559.
Harvard subject headings:
Florence (Italy)--Biography.
Florence (Italy)--Politics and government--1421-1737.
Medici, Piero de', 1416-1469.
Princeton subject headings:
Florence (Italy)--History--1421-1737.
Florence (Italy)--Politics and government--1421-1737.
Italy--History--1492-1559.