What does the word “Rolli” mean?

What does the word “Rolli” mean? The answer could be very simple: it means lists. But what these lists describe, in their extreme simplicity, are dwellings that are worth-each-as much as some of the most precious palaces of European power in terms of frescoes, prestige, and artistic collections. This system of palaces is actually a tangible sign of the success achieved by the city of Genoa, named “La Superba”, during the so-called “Siglo del los Genoveses,” the Century of the Genoese