Columbia subject headings:
Fonseca, Cosimo Damiano--Congresses.
Historians--Italy--Biography--Congresses.
Italy--Historiography--Congresses.
Harvard subject headings:
Fonseca, Cosimo Damiano--Congresses.
Historians--Italy--Biography--Congresses.
Historians--Italy--Congresses.
Italy--Historiography--Congresses.
Italy--History--476-1492--Congresses.
Princeton subject headings:
Fonseca, Cosimo Damiano--Congresses.
Italy--History--476-1492--Congresses.