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Prima Voce: Sigrid Onegin, Vol. 1 (1999)
performed by Bruno Seidler-Winkler (piano), Georg Kniestadt (violin), Sigrid Onegin (contralto)
composed by Camille Saint-Saëns, Eugen Hildach, Gaetano Donizetti, Georges Bizet, Giuseppe Verdi, Jean-Baptiste Weckerlin, Johann Friedrich Reichardt, Johannes Brahms, Richard Wagner, Wilhelm Kienzl -
Enrico Mainardi: Cello Concertos, Vol. 1 (2008)
performed by Carlo Zecchi (piano), Enrico Mainardi (cello), Georg Kniestadt (violin), Karl Reits (viola)
composed by Antonio Vivaldi, Benedetto Marcello, Gian Francesco Malipiero, Ildebrando Pizzetti, Johannes Brahms, Luigi Boccherini, Paul Hindemith, Richard Strauss