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