Columbia subject headings:
Genoa (Italy)--Commerce--History--Sources.
Notaries--Italy--Genoa--History--Sources.
Notaries--Tunisia--Tunis--History--Sources.
Tunis (Tunisia)--Commerce--History--Sources.
Harvard subject headings:
Genoa (Italy)--History--To 1339--Sources.
Notaries--Italy--Genoa--Sources.
Tunisia--History--647-1516--Sources.
Princeton subject headings: