- Reri Grist, Júlia Hamari, Ezio Flagello, Daniel Guss, Mario Sereni, RCA Italiana Opera Orchestra, Oliviero de Fabritiis, Leontyne Price, Shirley Verrett, Robert Merrill, Erich Leinsdorf, Thomas Schippers, Robert El Hage, RCA Italiana Opera Chorus, Laura Londi, Corinne Vozza, Orchestra of the Rome Opera House, John Newton, Fernando Iacopucci, Francesco Molinari-Pradelli, Arturo Basile, Giorgio Tozzi, Hartje Mueller, Carlo Bergonzi
