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