• 5 Sound Recordings

• 1 Caligula, Emperor of Rome, 12-41
• 1 Palestrina, Giovanni Pierluigi da, 1525?-1594
• 1 Rienzo, Cola di, -1354
• 1 Siegfried (Legendary character)
• 1 Valkyries (Norse mythology)

• 3 Oper Frankfurt. Chor
• 3 Wagner, Richard, 1813-1883
• 3 Weigle, Sebastian
• 2 Baldvinsson, Magnús
• 2 Bronder, Peter, 1953-
• 2 Bullock, Susan, 1958-
• 2 Lazar, Hans-Jürgen, 1958-
• 2 Mahnke, Claudia
• 2 Oper Frankfurt
• 2 Reiter, Alfred, 1965-
• 2 Stensvold, Terje
• 2 Volle, Dietrich
• 1 Adamonyte, Jurgita
• 1 Aken, Frank van
• 1 Anger, Ain
• 1 Arwady, Meredith
• 1 Baumgartner, Tanja Ariane
• 1 Bohinec, Monika
• 1 Camus, Albert, 1913-1960
• 1 Cox, Richard, singer
• 1 Dike, Martina
• 1 Fodor, Bernadett
• 1 Frank, Gregory, bass
• 1 Glanert, Detlev

• 5 German

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