Columbia subject headings:
Boccanegra, Simone, -1363.
Genoa (Italy)--History--1339-1528.
Harvard subject headings:
Boccanegra, Simone, -1363.
Genoa (Italy)--History--1339-1528.
Princeton subject headings:
Boccanegra, Simone, -1363.
Genoa (Italy)--History--1339-1528.
Genoa (Italy)--History--To 1339.
Genoa (Italy)--Politics and government.
Nobility--Italy--Genoa--History.