- Fritz Kreisler, Carl Lamson, Vincent O'Brien, Howard Rattay, Efrem Zimbalist, Walter B. Rogers, Rosario Bourdon, Pasquale Bianculli, J. Fruncillo, Geraldine Farrar & Studio Orchestra
- Studio Pianist, Mattia Battistini, Emilia Corsi, Studio ensemble & Maria Moscisca
- The Victor Orchestra, Josef A. Pasternack, Fritz Kreisler, Francis Lapitino & Carl Lamson
- Adelina Patti, Mattia Battistini, Fernando De Lucia, Emma Eames, Augusto Dianni, Luisa Tetrazzini, Charles Dalmores, Enrico Caruso, Giuseppe Anselmi, John McCormack, Sydney Coltham, Alfred Piccaver, Dusolina Giannini, Rosa Ponselle, Richard Tauber & Tom Burke
- Radio Sinfonieorchester Stuttgart, Hans Müller-Kray & Fritz Wunderlich
- Fritz Kreisler
- William Primrose, Joseph Kahn, Franz Rupp, Charles O'Connell, Victor Symphony Orchestra, Marian Anderson, Harry Isaacs, David Stimer, Sidonie Goossens, Studio Pianist & Vladimir Sokoloff