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