- Wiener Singverein, Cornell MacNeil, Eugenia Ratti, Herbert von Karajan, Fernando Corena, Renata Tebaldi, Carlo Bergonzi, Arnold van Mill, Filarmónica de Viena, Giulietta Simionato & Oliviero de Fabritiis
- Dietfried Bernet, James McCracken & Wiener Opernorchester
- Alberto Erede, Renata Tebaldi, Swiss Romande Orchestra, RAI Symphony Orchestra, Milan, Nino Sanzogno, Orchestra del Teatro alla Scala di Milano, Arturo Toscanini, Arturo Simonetto, Carlo Bergonzi, Mario del Monaco, Dimitri Mitropoulos, Fiorentino Maggio Musicale Orchestra, Silvio Maionica, Hans Beirer, Karl Böhm, San Carlo Theatre Orchestra, Gaetano Merola, San Francisco Opera Orchestra, Giuseppe di Stefano, Carlo Maria Giulini & RAI Symphony Orchestra Rome
- Alberto Erede, Mario del Monaco & The New Symphony Orchestra Of London
- Dame Joan Sutherland, Teresa Berganza, Monica Sinclair, London Symphony Orchestra & Richard Bonynge
- Mario Rossi, Victor de Sabata, Herbert von Karajan, Clemens Krauss, Leopold Ludwig, Filarmónica de Viena, Philharmonia Orchestra, Michael Raucheisen, Isolde Ahlgrimm, Karl Reznicek, Rudolf Moralt, Josef Krips, Elisabeth Schwarzkopf, Peter Klein, Lucerne Festival Orchestra, Irmgard Seefried, Orchestra del Teatro alla Scala di Milano, Wilhelm Furtwängler, Chorus of the Royal Opera House, Covent Garden, Orchestra of the Royal Opera House, Covent Garden, Heinrich Steiner, Lea Piltti, Rundfunk-Sinfonieorchester Berlin, Karl Maurer, Rupert Glawitsch, RAI Symphony Orchestra, Turin, Berlin Reichssenders Orchestra, Walter Hoefermeyer & Josef Niedermeyer
- Coro del Teatro alla Scala di Milano, Justin Diaz, Katia Ricciarelli, Lorin Maazel, Orchestra del Teatro alla Scala di Milano & Plácido Domingo