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