- New Orleans Opera House Association Chorus, Norman Treigle, Claramae Turner, Zinka Milanov, Gerhard Pechner, Leonard Warren, Walter Herbert, William Wildermann, Mario del Monaco, New Orleans Opera House Association Orchestra
- Walter Olitzki, Maxine Stellman, Emanuel List, Nadine Conner, The Metropolitan Opera Orchestra, Edward Caton, Emery Darcy, Thomas Hayward, Anthony Marlowe, Lodovico Oliviero, Gerhard Pechner, Thelma Altman, Jarmila Novotna, Ludwig Burgstaller, Alessio De Paolis, Lillian Raymondi, The Metropolitan Opera Chorus, Thelma Votipka, Lorenzo Alvary, George Szell, Irene Jessner, Hertha Glaz, Mona Paulee
