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