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