Emanuel List, Lauritz Melchior, Joel Berglund, Astrid Varnay, Helen Traubel, Hertha Glaz, Beal Hober, Kerstin Thorborg, Margaret Harshaw, Thelma Votipka, Irene Jessner, Jeanne Palmer, Martha Lipton, Lucielle Browning, New York Metropolitan Opera Orchestra & Paul Breisach