Columbia subject headings:
Harvard subject headings:
Diplomatics--Italy--Milan--Biography.
Francesco Sforza, Duke of Milan, 1401-1466.
Milan (Italy)--Foreign relations.
Milan (Italy)--History--To 1535.
Milan (Italy)--Officials and employees--Biography.
Nobility--Italy--Milan--Biography.
Princeton subject headings:
Diplomats--Italy--Biography.
Italy--History--15th century.
Italy--Politics and government.
Sforza family.