• 198 Music Library (Mills)
• 2 Special Collections (Memorial Library)

• 254 Sound Recordings
• 116 Music Scores
• 47 Videos, Slides, Films
• 42 Books
• 3 Mixed Materials
• 1 3-D Objects, Models, Sculpture
• 1 Manuscripts, Theses

• 46 Vinyl Records
• 32 Compact Discs
• 24 DVDs
• 5 VHS Videocassettes
• 1 Blu-ray Discs

• 377 Operas
• 15 Macbeth, King of Scotland, active 11th century
• 11 Verdi, Giuseppe, 1813-1901
• 5 Computer network resources
• 5 Music
• 4 Attila, -453
• 4 Boccanegra, Simone, -1363
• 4 Courtesans
• 4 Foscari, Francesco, 1373-1457
• 4 Foscari, Jacopo, -1457
• 4 Rigoletto
• 4 Songs (High voice) with orchestra
• 3 Promptbooks
• 3 Traviata
• 3 Violetta (Fictitious character : Piave)
• 2 Hugo, Victor, 1802-1885
• 2 Librettos
• 2 Macbeth
• 2 Motion picture music
• 2 Roi s'amuse
• 2 Songs (High voice) with piano
• 1 Analysis, appreciation
• 1 Ave Maria (Music)
• 1 Courts and courtiers
• 1 Dame aux camélias

• 449 Verdi, Giuseppe, 1813-1901
• 73 Dumas, Alexandre, 1824-1895
• 62 Hugo, Victor, 1802-1885
• 33 Shakespeare, William, 1564-1616
• 30 Teatro alla Scala
• 28 Callas, Maria, 1923-1977
• 28 Maffei, Andrea, 1798-1885
• 26 Bruson, Renato
• 26 Domingo, Plácido, 1941-
• 25 Milnes, Sherrill
• 25 Tams-Witmark/Wisconsin Collection
• 22 Boito, Arrigo, 1842-1918
• 21 Ambrosian Opera Chorus
• 20 Ghiaurov, Nicolai, 1929-2004
• 19 Carreras, José
• 19 Pavarotti, Luciano
• 19 Rivas, Angel de Saavedra, duque de, 1791-1865
• 19 Teatro alla Scala. Orchestra
• 18 Di Stefano, Giuseppe, 1921-2008
• 18 Serafin, Tullio, 1878-1968
• 18 Teatro alla Scala. Coro
• 17 Bergonzi, Carlo
• 17 Cappuccilli, Piero
• 17 Metropolitan Opera (New York, N.Y.)

• 78 English
• 9 German
• 5 French
• 1 Multiple languages
• 1 No linguistic content

• 1 France
• 1 Paris
• 1 Paris (France)

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