Columbia subject headings:
Italy--History--1492-1870--Congresses.
Jews--Italy--Civilization--Congresses.
Medici, Lorenzo de', 1449-1492.
Harvard subject headings:
Florence (Italy)--History--1421-1737
Italy--History--15th century--Congresses.
Jews--Italy--Florence--Congresses.
Medici, Lorenzo de', 1449-1492.
Princeton subject headings:
Jews--Italy--Florence--Civilization--Congresses.
Renaissance--Italy--Florence--Congresses.