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