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