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