Columbia subject headings:
Harvard subject headings:
Florence (Italy)--History--To 1421
Gherardesca family.
Nobility--Italy--Florence--Biography
Nobility--Italy--Tuscany--Biography.
Tuscany (Italy)--History--To 1434.
Princeton subject headings:
Della Gherardesca family.
Italy--History--1492-1870.
Italy--History--476-1492.
Nobility--Italy--Biography.