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