October 1975 DC 7 AntonioMazzarolli 2 October 1975 10 March 1976 DC 8 Enrico Azzi 10 March 1976 27 November 1976 PRI (7) AntonioMazzarolli 27 November 1976
an international singing competition in 1969 at the suggestion of AntonioMazzarolli (later mayor of the city and an Italian senator) and the soprano Toti