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