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