- Lodovico Oliviero, Walter Olitzki, Lorenzo Alvary, George Szell, Nadine Conner, The Metropolitan Opera Orchestra, Edward Caton, Hertha Glaz, Maxine Stellman, Emanuel List, Thelma Votipka, Anthony Marlowe, Emery Darcy, Thomas Hayward, Gerhard Pechner, Alessio De Paolis, Lillian Raymondi, The Metropolitan Opera Chorus, Jarmila Novotna, Irene Jessner, Ludwig Burgstaller, Mona Paulee, Thelma Altman
- Leonard Warren, Calvin Marsh, William Wilderman, Gabor Carelli, Louis Sgarro, The Metropolitan Opera Chorus, Norman Scott, Margaret Roggero, George Cehanovsky, Mildred Allen, Fausto Cleva, Madelaine Chambers, The Metropolitan Opera Orchestra, Thelma Votipka, Roberta Peters, Eugenio Fernandi