- Aureliano Pertile, Beniamino Gigli, Giuseppi Di Stefano, Mario del Monaco & Tito Schipa
- 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
- Caruso
- Billy Murray, Enrico Caruso, Francis Lapitino, Josef A. Pasternack, The Victor Orchestra & Victor Military Band
- Jussi Björling, Robert Merrill, Enrico Caruso, Joan Hammond, Lawrence Tibbett, Lily Pons, Marian Anderson, Luisa Tetrazzini, Heddle Nash, Beniamino Gigli & Titta Ruffo