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Berlin Reichssenders Orchestra, Walter Hoefermeyer, Clemens Krauss, Wilhelm Furtwängler, Orchestra del Teatro alla Scala di Milano, Michael Raucheisen, Leopold Ludwig, Isolde Ahlgrimm, Mario Rossi, Herbert von Karajan, Lucerne Festival Orchestra, Lea Piltti, Rupert Glawitsch, Karl Reznicek, Elisabeth Schwarzkopf, Rundfunk-Sinfonieorchester Berlin, Heinrich Steiner, RAI Symphony Orchestra, Turin, Karl Maurer, Victor de Sabata, Josef Krips, Orchestra of the Royal Opera House, Irmgard Seefried, Philharmonia Orchestra, Josef Niedermayer, Rudolf Moralt, Peter Klein
