• 148 Music Library (Mills)
• 14 Memorial Library

• 293 Sound Recordings
• 79 Music Scores
• 27 Books
• 5 Mixed Materials
• 5 Videos, Slides, Films
• 2 Microforms

• 44 Vinyl Records
• 29 Compact Discs
• 1 VHS Videocassettes

• 283 Operas
• 29 Songs (High voice) with orchestra
• 28 Songs (High voice) with piano
• 13 Incidental music
• 12 Music
• 12 Orchestral music
• 10 Songs (Medium voice) with piano
• 9 Computer network resources
• 9 Song cycles
• 8 Piano music
• 8 Songs (High voice) with instrumental ensemble
• 8 Symphonies
• 7 Overtures
• 7 Songs (High voice) with guitar
• 7 Waltzes
• 7 Weber, Carl Maria von, 1786-1826
• 6 Songs with piano
• 5 Clarinet and piano music
• 5 Songs (Low voice) with orchestra
• 5 Songs (Low voice) with piano
• 5 Vocal duets with piano
• 4 Cantatas, Secular
• 4 Opera
• 4 Songs (Medium voice) with instrumental ensemble
• 3 Choruses, Secular (Men's voices) with instrumental ensemble

• 112 Wagner, Richard, 1813-1883
• 97 Mozart, Wolfgang Amadeus, 1756-1791
• 92 Verdi, Giuseppe, 1813-1901
• 69 Beethoven, Ludwig van, 1770-1827
• 57 Kind, Friedrich, 1768-1843
• 52 Strauss, Richard, 1864-1949
• 49 Puccini, Giacomo, 1858-1924
• 38 Gounod, Charles, 1818-1893
• 32 Schubert, Franz, 1797-1828
• 29 Bizet, Georges, 1838-1875
• 25 Mendelssohn-Bartholdy, Felix, 1809-1847
• 25 Rossini, Gioacchino, 1792-1868
• 24 Bayerischer Rundfunk. Orchester
• 24 Donizetti, Gaetano, 1797-1848
• 24 Schumann, Robert, 1810-1856
• 23 Tams-Witmark/Wisconsin Collection
• 22 Meyerbeer, Giacomo, 1791-1864
• 22 Nicolai, Otto, 1810-1849
• 20 Böhme, Kurt, 1908-1989
• 20 Staatskapelle Dresden
• 20 Tchaikovsky, Peter Ilich, 1840-1893
• 19 Brahms, Johannes, 1833-1897
• 18 Flotow, Friedrich von, 1812-1883
• 18 Lortzing, Albert, 1801-1851

• 88 Italian
• 62 English
• 42 French
• 19 Multiple languages
• 13 Russian
• 6 Latin
• 6 Spanish
• 5 Czech
• 3 No linguistic content
• 2 Finnish
• 2 Hungarian
• 1 Danish
• 1 Occitan (post-1500)
• 1 Swedish

• 6 Germany
• 1 France
• 1 Leipzig
• 1 Scotland

• 179 Excerpts
• 53 Operas
• 41 Vocal scores with piano
• 35 Scores
• 11 Sound recordings
• 10 Excerpts, Arranged
• 9 Live sound recordings
• 8 Librettos
• 5 Cantatas
• 5 Songs
• 4 Correspondence
• 4 Musical settings
• 4 Vocal scores
• 3 Art music
• 3 Songs and music
• 2 Arrangements (Music)
• 2 Biography
• 2 Chamber music
• 2 Internet videos
• 2 Overtures
• 2 Solo with piano
• 2 Song cycles
• 2 Symphonic poems
• 2 Symphonies
• 1 Chorus scores

Limit year range