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