The articles of the collection cover the period from the XII to the XVI century. and include materials on the history of Mediterranean trade and the merchant fleet of Venice, Genoa, Marseille, Dubrovnik, as well as on the organization of one of the main branches of craft production in Venice - glassmaking, on the South French version of the Waldensian heresy, on the European conflict of the 70s of the XVI century. and the role of Genoa in it.