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