• 3,699 Music Library (Mills)
• 13 Memorial Library
• 3 Verona Shelving Facility
• 2 College Library
• 1 Special Collections (Memorial Library)
• 1 WHS State Archives Preservation Facility
• 1 Wisconsin Historical Society Archives
• 1 Wisconsin Historical Society Library

• 58 Books
• 58 Music Scores
• 9 Videos, Slides, Films
• 1 Microforms
• 1 Mixed Materials
• 1 Photos, Drawings, Prints

• 1,649 Vinyl Records
• 1,420 Compact Discs
• 15 Cassette Tapes
• 7 DVDs

• 6,538 Operas
• 887 Popular music
• 845 Songs (High voice) with orchestra
• 652 Songs (High voice) with piano
• 638 Madrigals, Italian
• 483 Music
• 479 Oratorios
• 399 Songs (High voice) with instrumental ensemble
• 372 Vocal music
• 328 Orchestral music
• 313 Instrumental music
• 294 Solo cantatas, Secular (High voice)
• 262 Chamber music
• 243 Songs (Medium voice) with piano
• 233 Songs, Italian
• 230 Motets
• 207 Cantatas, Secular
• 200 Symphonies
• 170 Masses
• 158 Part songs, Italian
• 154 Overtures
• 151 Songs (Medium voice) with orchestra
• 146 Piano music
• 145 Instrumental ensembles
• 142 Motion picture music

• 2,073 Verdi, Giuseppe, 1813-1901
• 1,392 Mozart, Wolfgang Amadeus, 1756-1791
• 1,249 Puccini, Giacomo, 1858-1924
• 880 Donizetti, Gaetano, 1797-1848
• 862 Handel, George Frideric, 1685-1759
• 832 Rossini, Gioacchino, 1792-1868
• 578 Bellini, Vincenzo, 1801-1835
• 549 Monteverdi, Claudio, 1567-1643
• 403 Callas, Maria, 1923-1977
• 391 Bizet, Georges, 1838-1875
• 391 Gounod, Charles, 1818-1893
• 376 Mascagni, Pietro, 1863-1945
• 338 Leoncavallo, Ruggiero, 1858-1919
• 333 Vivaldi, Antonio, 1678-1741
• 315 Massenet, Jules, 1842-1912
• 290 Wagner, Richard, 1813-1883
• 282 Domingo, Plácido, 1941-
• 270 Giordano, Umberto, 1867-1948
• 260 Gluck, Christoph Willibald, Ritter von, 1714-1787
• 255 Boito, Arrigo, 1842-1918
• 235 Scarlatti, Alessandro, 1660-1725
• 234 Meyerbeer, Giacomo, 1791-1864
• 233 Teatro alla Scala
• 228 Beethoven, Ludwig van, 1770-1827
• 224 Pavarotti, Luciano

• 2,223 German
• 2,187 French
• 1,879 English
• 1,536 Latin
• 1,317 Multiple languages
• 476 Spanish
• 371 Russian
• 118 Czech
• 81 No linguistic content
• 81 Swedish
• 55 Portuguese
• 46 Undetermined
• 44 Dutch
• 42 Japanese
• 41 Norwegian
• 40 Hungarian
• 38 French, Middle (ca. 1300-1600)
• 36 French, Old (ca. 842-1300)
• 36 Polish
• 34 Hebrew
• 31 Catalan
• 28 Greek, Modern (1453-)
• 24 Danish
• 23 Finnish

• 431 Italy
• 33 Naples
• 29 France
• 23 Venice
• 22 Germany
• 22 Spain
• 20 United States
• 15 Florence
• 12 Austria
• 12 England
• 10 Europe
• 10 Sicily
• 9 Netherlands
• 9 Sweden
• 8 Flanders
• 8 Vienna
• 7 Rome
• 7 Russia
• 6 Ireland
• 6 Switzerland
• 5 Ferrara
• 5 Great Britain
• 5 Hungary
• 5 Italie
• 5 Mantua

Limit year range