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