Columbia subject headings:
Account books--Italy--Florence--History--Sources.
Alberti family.
Florence (Italy)--Commerce--History--Sources.
Harvard subject headings:
Account books--Italy--Florence.
Alberti family.
Florence (Italy)--Commerce--History--Sources.
Florence (Italy)--Commerce--History.
Merchants--Italy--Florence--History--Sources.
Princeton subject headings:
Account books--Italy--Florence.
Alberti family.
Florence (Italy)--Commerce--History--Sources.
Florence (Italy)--Commerce--History.