1882-1916 1900-1974 1908-1987 1926- 1926-2016 20thcentury bibliography biography boccioni catalogs congresses correspondence correspondencebocelli criticism criticismandinterpretationpomodoro critics cuba fidel headofstate headsofstate historians historiography history inprocess(online) intellectuallife interviews interviewscastro italy momigliano ochoasánchez politicsandgovernment pomodoro relations sources umberto