Disc 1
Disc 2
Disc 3
- Alessandro Bonci, Giuseppe Anselmi, Lina Cavalieri, John McCormack, Rosa Ponselle, Giovanni Zentella, Maria Sammarca, Ferdinand Ansseaau, Mattia Battistini, Claudia Muzio, Enrico Caruso, Elisabeth Rethberg, Richard Tauber, Rosa Raisa, Aureliano Pertile, Emmy Destinn, Alfred Piccaver, Florence Easton, Antonio Cortis, Dmitri Smirnov, Anne Roselle & Giovanni Martinelli
- Giacomo Lauri-Volpi, Francesco Merli & Aureliano Pertile
- Victoria de los Ángeles, Mario del Monaco, Leonard Warren, Fausto Cleva & The Metropolitan Opera