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Italian Emigrants Data Banks
Database for Italian emigrants to the United States (between 1880 and 1891), Argentina (between 1882 and 1920) and Brazil (between 1858 and 1899). You have to register first at the site (free of charge).
Agenzia Generale d'Emigrazione
A database of people who bought a ticket from the "Agenzia Generale d'Emigrazione" for a transatlantic vogage between 1911 and 1913.
Also see: Italians to America 1880-1901