St. Louis Symphony Orchestra, Bruno Walther, Alfred Scholz, Leonard Slatkin, Herbert von Karajan, Nino Sanzogno, R.A.I. Symphony Orchestra of Milan, Leopold Stokowski, The Munich Symphony Orchestra, The Philadelphia Orchestra, Hans Jurgen Walter, Hamburg Symphony Orchestra, Libor Pešek, Pierre Narrato, Mozarteumorchester Salzburg, Musici di San Marco, Belgium Festival Orchestra, Slovakian Philharmony, New York Philharmonic, Bernhard Paumgartner
Giuseppe de Luca, Louise Homer, Titta Ruffo, Angelo Bada, Josef Pasternack, Studio Orchestra, Rosario Bourdon, Amelita Galli-Curci, Josef Pasternack Orchestra, Elisabeth Rethberg, Ezio Pinza, Giulio Setti, Beniamino Gigli, Bruno Reibold
