• 2 Music Library (Mills)

• 3 Sound Recordings

• 1 Compact Discs

• 3 Wiener Staatsoper. Orchester
• 2 Forrester, Maureen
• 2 Gluck, Christoph Willibald, Ritter von, 1714-1787
• 2 Mackerras, Charles, 1925-2010
• 2 Steffek, Hanny, 1927-2010
• 2 Stich-Randall, Teresa, 1927-2007
• 1 Blankenship, William, 1928-2017
• 1 Calzabigi, Ranieri de, 1714-1795
• 1 Equiluz, Kurt
• 1 Feldhoff, Gerd
• 1 Heppe, Leo
• 1 Hollreiser, Heinrich, 1913-2006
• 1 Krenek, Ernst, 1900-1991
• 1 Lear, Evelyn
• 1 Popp, Lucia
• 1 Stewart, Thomas

• 2 Italian
• 1 German

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