• 3 Music Library (Mills)

• 10 Sound Recordings
• 1 Books

• 1 Compact Discs
• 1 Vinyl Records

• 7 Operas
• 1 Composers
• 1 Conductors (Music)
• 1 Krauss, Clemens, 1893-1954
• 1 Singers
• 1 Songs (High voice) with orchestra
• 1 Strauss, Richard, 1864-1949
• 1 Ursuleac, Viorica, 1894-1985

• 11 Ursuleac, Viorica, 1894-1985
• 7 Krauss, Clemens, 1893-1954
• 6 Strauss, Richard, 1864-1949
• 3 Hann, Georg
• 3 Hotter, Hans
• 3 Wagner, Richard, 1813-1883
• 3 Weber, Ludwig, 1899-1974
• 2 Bayerische Staatsoper München
• 2 Berger, Erna, 1900-1990
• 2 Flagstad, Kirsten, 1895-1962
• 2 Klarwein, Franz
• 2 Ostertag, Karl
• 2 Willer, Luise, 1888-1970
• 1 Arnold, Benno
• 1 Bayerische Staatsoper München. Orchester
• 1 Bockelmann, Rudolf
• 1 Bokor, Margit, 1905-1949
• 1 Böhme, Kurt, 1908-1989
• 1 Dal Monte, Toti, 1898-1975
• 1 Della Casa, Lisa
• 1 Gerhart, Maria, 1896-1975
• 1 Güden, Hilde
• 1 Hadrabová, Eva, 1902-1973
• 1 Hammes, Karl, 1896-1939
• 1 Helletsgrüber, Luise

• 11 German

• 1 Germany

• 6 Excerpts
• 5 Operas
• 1 Biography
• 1 Live sound recordings

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