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