Germaine Martinelli, Edmond Clement, Giovanni Malipiero, Giorgina Caprile, Emilio De Gogorza, Jean Planel, Berthe Auguez De Montalant, Giuseppe Krismer, Georgette Frozier-Marrot, Richard Mayr, Giovanni Zenatello, Luise Hofer, Pol Plançon, Maurice Renaud, Louis Morturier, Georges Thill, Ella Tordek, Studio Orchestra
Adelina Agostinelli, Francesco Daddi, Margaret Keyes, Maria Avezza, Dan Beddoe, Selma Kurz, Melitta Heim, Marie Rappold, Florencio Constantino, Giovanni Zenatello, Merle Alcock, Arthur Middleton, Studio Conductor, Maria Farneti, Leo Slezak, Alice Verlet, Carlo Galeffi, Guido Ciccolini, Studio Orchestra, Alessandro Bonci
Francesco Marconi, Fiorello Giraud, Fernando Valero, Studio Pianist, Studio Orchestra, Angelica Pandolfini, Giovanni Zenatello, Gemma Bellincioni, Eugenio Giraldoni
