- Giorgio Tozzi, Norman Scott, Marie Janger, Frank Guarrera, Ezio Flagello, Carlo Bergonzi, The Metropolitan Opera Orchestra, Zinka Milanov, Dimitri Mitropoulos, Robert Nagy
- Nicola Moscona, Frank Guarrera, Richard Tucker, Joan Sutherland, Thelma Votipka, Robert Nagy, Charles Anthony, Silvio Varviso, The Metropolitan Opera Orchestra
- George Cehanovsky, Belen Amparab, Lucine Amara, The Metropolitan Opera Orchestra, Richard Tucker, Giorgio Tozzi, Dimirti Mitropoulos, Martha Lipton, Frank Guarrera, Rosalind Elias
- Tibor Kozman, Metropolitan Opera Orchestra and Chorus, Dolores Wilson, Frank Guarrera, Charles Anthony, Salvatore Baccaloni, Gaetano Donizetti
- Giuseppe Valdengo, Frank Guarrera, Corale Robert Shaw, Arturo Toscanini, Herva Nelli, NBC Symphony Orchestra