- Norman Cordon, Angelo Bada, Louis D'Angelo, The Metropolitan Opera Orchestra, Lawrence Tibbett, Maurice Abravanel, Vina Bovy, Irra Petina, Arnlod Gabor, Wilfred Engelmann, George Rasely, René Maison
- Ezio Pinza, Helen Olheim, Nicholas Massue, Armand Tokatyan, The Metropolitan Opera Orchestra, George Cehanovsky, Annamary Dickey, Wilfred Pelletier, Lucielle Browning, Irra Petina, Lily Pons
- Elisabeth Rethberg, Zinka Milanov, Carlo Morelli, Sydney Rayner, Jean Madeira, Richard Tucker, Irra Petina, Martha Lipton, Anna Kaskas, Clifford Harvuot, Alberto Erede, Studio Orchestra, Gennaro Papi