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