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Wagner: Das Rheingold (2013)
performed by Erich Klaus (vocals), Gerhard Stolze (vocals), Grace Hoffmann (vocals), Horst Wilhelm (vocals), Jutta Meyfarth (vocals), Marcel Cordes (vocals), Marga Höffgen (vocals), Otakar Kraus (vocals), Otto Wiener (vocals), Peter Roth-Ehrang (vocals)
composed by Richard Wagner -
Richard Wagner: Der Ring des Nibelungen - Siegfried (Bayreuth, 1962) (2016)
performed by Birgit Nilsson (vocals), Erich Klaus (vocals), Hans Hopf (vocals), Ingeborg Moussa-Felderer (vocals), Marga Höffgen (vocals), Otakar Kraus (vocals), Otto Wiener (vocals), Peter Roth-Ehrang (vocals), Bayreuth Festival Orchestra, Rudolf Kempe (conductor)
composed by Richard Wagner