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