Últimos álbumes
- Nellie Melba, Louise Homer, Emilio De Marchi, Milka Ternina, Fritzi Scheff, Antonio Scotti, Albert Alvarez, Johanna Gadski, Suzanne Adams, Ernestine Schumann-Heink, Marcel Journet, Marcella Sembrich, Lillian Nordica, Luigi Mancinelli, Georg Anthes, Lucienne Breval, Studio Orchestra, Emma Eames, David Bispham, Philippe Flon, Thomas Salignac, Armando Seppilli, Andreas Dippel, Alfred Hertz, Marie van Cauteren, Charles Gilibert, Walter Damrosch, Emma Calve, Edouard De Reszke, Jean de Reszke, Luise Reuss-Belce
- Victoria de los Ángeles, Aksel Schiøtz, Elisabeth Schumann, RCA Victor Symphony Orchestra, Ladies' Chorus, Giovanni Martinelli, Studio Orchestra, Lorenzo Molajoli, Georges Thill, Stewart Wille, Hulda Lashanska, Clarence Dickinson, Ernestine Schumann-Heink, Marcel Journet, Milton Katims, Studio Chorus, G. Tarragó, Dorothy Maynor, Rosario Bourdon, Claudia Muzio, Gladys Swarthout, Richard Tauber, Henry Geehl, Mogens Woldike, John Charles Thomas, Rosa Ponselle, Lawrence Tibbett, Richard Crooks, Margarete Matzenauer, Trinity Church Choir, New York, Paul Reimers, John McCormack, Carroll Hollister, Edwin Schneider, Armand Bernard, Renata Tarragó
- Ernestine Schumann-Heink, Rosario Bourdon, Herbert Witherspoon
