- 1966
- 1988
- 1967
- 1997
- Giuseppe Modesti, Thomas Schippers, Tullio Serafin, Zubin Mehta, Alain Lombard, Franco Ferraris, Gabriele Santini & Franco Corelli
- Fausto Cleva, Franco Corelli, Irene Dalis, Leontyne Price, Mario Sereni & The Metropolitan Opera Orchestra
- Plácido Domingo
- Maria Callas
- Giuseppe Giacomini
- Bryan Hymel, Prague Symphony Orchestra & Emmanuel Vuillaume