• 21 Music Library (Mills)

• 28 Sound Recordings
• 7 Videos, Slides, Films

• 10 Vinyl Records
• 4 Compact Discs
• 2 DVDs
• 1 Blu-ray Discs

• 28 Operas
• 2 Electra (Greek mythological figure)
• 1 Eichendorff, Joseph, Freiherr von, 1788-1857
• 1 Electra (Greek mythology)
• 1 Hesse, Hermann, 1877-1962
• 1 May-December romances
• 1 Songs (High voice) with orchestra
• 1 Triangles (Interpersonal relations)

• 35 Hofmannsthal, Hugo von, 1874-1929
• 35 Strauss, Richard, 1864-1949
• 24 Konzertvereinigung Wiener Staatsopernchor
• 11 Solti, Georg, 1912-1997
• 8 Böhm, Karl, 1894-1981
• 7 Güden, Hilde
• 6 Della Casa, Lisa
• 6 Jurinac, Sena, 1921-2011
• 5 Dermota, Anton
• 5 Schöffler, Paul, 1897-1977
• 4 Domingo, Plácido, 1941-
• 4 Edelmann, Otto
• 4 Karajan, Herbert von
• 4 Ludwig, Christa
• 4 Minton, Yvonne
• 4 Rysanek, Leonie
• 3 Baltsa, Agnes
• 3 Berry, Walter
• 3 Böhme, Kurt, 1908-1989
• 3 Crespin, Régine
• 3 Donath, Helen
• 3 Goltz, Christel
• 3 Hopf, Hans
• 3 Höngen, Elisabeth, 1906-1997

• 34 German
• 1 English

• 11 Operas
• 4 Drama
• 3 Excerpts
• 3 Live sound recordings
• 3 Opera films
• 2 Film adaptations
• 1 Filmed performances
• 1 Internet videos
• 1 Musical settings

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