Hildegard Rütgers 1963. Between 1963 and 1965 she performed at the Salzburg Festival, the part of "Die Vertraute" (Her confidante) in a production of "Elektra" by Richard Strauss, conducted by Herbert von Karajan, alongside Astrid Varnay in the title role, and Martha Mödl, Hildegard Hillebrecht, James King and Eberhard Waechter in leading parts. The production of Mozart's "Die Zauberflöte" at the Salzburg Festival, with Rütgers as the Third Boy, was filmed and released as a made-for-television-movie in 1964. She appeared alongside Walter Kreppel as Sarastro, Roberta Peters as the Queen of the Night, Pilar Lorengar and Waldemar Kmentt as Pamina and Tamino,
Piano concertos by Wolfgang Amadeus Mozart In the works of his mature series, Mozart created a unique conception of the piano concerto that attempted to solve the ongoing problem of how thematic material is dealt with by the orchestra and piano. With the exception of the two exceptionally fine early concertos K. 271 ("Jeunehomme") and K. 414 (the "little A major"), all of his best examples are from later works. Mozart strives to maintain an ideal balance between a symphony with occasional piano solos and a virtuoso piano fantasia with orchestral accompaniment, twin traps that later composers were not always able to avoid. His resulting solutions