- Margarete Matzenauer, Trinity Church Choir, New York, Georges Thill, Stewart Wille, Ernestine Schumann-Heink, Milton Katims, Paul Reimers, John McCormack, Studio Chorus, G. Tarragó, Dorothy Maynor, Rosario Bourdon, Lorenzo Molajoli, Hulda Lashanska, Clarence Dickinson, RCA Victor Symphony Orchestra, Studio Orchestra, Marcel Journet, Renata Tarragó, Richard Tauber, Henry Geehl, Mogens Woldike, Victoria de los Ángeles, Aksel Schiøtz, Elisabeth Schumann, Armand Bernard, Claudia Muzio, Gladys Swarthout, Richard Crooks, Ladies' Chorus, Giovanni Martinelli, John Charles Thomas, Rosa Ponselle, Lawrence Tibbett, Carroll Hollister, Edwin Schneider
