- 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
- amelita Galli-Curci, Giuseppe De Luca, Tito Schipa, Josef Pasternack & Rosario Bourdon
- Jussi Björling, Robert Merrill, Enrico Caruso, Joan Hammond, Lawrence Tibbett, Lily Pons, Marian Anderson, Luisa Tetrazzini, Heddle Nash, Beniamino Gigli & Titta Ruffo
- London Philharmonic Orchestra, Sir John Barbirolli, Eva Turner, Giovanni Martinelli, Mafalda Favero & Giulio Tomey
- Zinka Milanov, Renato Cellini, Leonard Warren, The RCA Victor Orchestra & Jan Peerce
- Beniamino Gigli, Gino Bechi, Maria Caniglia & Oliviero de Fabritiis
- Tito Schipa & Toti Dal Monte