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