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