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