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