Helen Olheim, The Metropolitan Opera Chorus, Lucielle Browning, The Metropolitan Opera Orchestra, Wilfrid Pelletier, Irra Petina, George Cehanovsky, Lily Pons, Nicholas Massue, Armand Tokatyan, Annamary Dickey & Ezio Pinza
Chœurs de l'Opéra national de Paris, Pierre Dervaux, Xavier Depraz, Gisèle Desmoutiers, Denise Duval, Liliane Berton, Rita Gorr, Paul Finel & Janine Fourrier