• 2 Music Library (Mills)

• 3 Sound Recordings

• 2 Panerai, Rolando
• 1 Bruscantini, Sesto
• 1 Böhm, Karl, 1894-1981
• 1 Chicago Lyric Opera Chorus
• 1 Curtin, Phyllis
• 1 Fassbaender, Brigitte
• 1 Ghiaurov, Nicolai, 1929-2004
• 1 Grist, Reri
• 1 Janowitz, Gundula
• 1 Karajan, Herbert von
• 1 Konzertvereinigung Wiener Staatsoper
• 1 Kraus, Alfredo
• 1 Krips, Josef
• 1 Kunz, Erich, 1909-1995
• 1 Lyric Opera of Chicago. Orchestra
• 1 Marangoni, B. (Bruno)
• 1 Merriman, Nan
• 1 Otto, Lisa
• 1 Panni, Nicoletta
• 1 Philharmonia Chorus (London, England)
• 1 Philharmonia Orchestra (London, England)
• 1 Prey, Hermann, 1929-1998
• 1 Schreier, Peter

• 3 Italian

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