• 3 College Library
• 3 Special Collections (Memorial Library)
• 2 Memorial Library
• 1 Art Library (Kohler)
• 1 Wisconsin Historical Society Library

• 1 Music Scores
• 1 Sound Recordings

• 1 Compact Discs

• 71 Operas
• 68 Musicals
• 13 History and criticism
• 10 Opera
• 7 Analysis, appreciation
• 7 Librettos
• 6 History
• 5 Music
• 5 Sino-Japanese War, 1937-1945
• 5 Wagner, Richard, 1813-1883
• 4 African Americans
• 4 Boris Fyodorovich Godunov, Czar of Russia, 1551 or 1552-1605
• 4 Libretto
• 4 Operas, Chinese
• 4 Oratorios
• 3 Arthur, King
• 3 Columbus, Christopher
• 3 Helen, of Troy, Queen of Sparta
• 3 Indians of North America
• 3 Jesus Christ
• 3 Offenbach, Jacques, 1819-1880
• 3 Orpheus (Greek mythological character)
• 3 Plays
• 3 Social aspects
• 3 Verdi, Giuseppe, 1813-1901

• 9 Wagner, Richard, 1813-1883
• 5 Verdi, Giuseppe, 1813-1901
• 4 Mussorgsky, Modest Petrovich, 1839-1881
• 4 Porter, Andrew, 1928-2015
• 3 Boito, Arrigo, 1842-1918
• 3 Hammerstein, Oscar, II, 1895-1960
• 3 Offenbach, Jacques, 1819-1880
• 3 Rodgers, Richard, 1902-1979
• 3 Schnittke, Alfred, 1934-1998
• 3 Sondheim, Stephen
• 3 Zhongguo jing ju tuan
• 2 Argento, Dominick
• 2 Barbier, Jules, 1825-1901
• 2 Berlioz, Hector, 1803-1869
• 2 Birtwistle, Harrison
• 2 Buarque, Chico, 1944-
• 2 Drachman, Ted, 1945-
• 2 English National Opera
• 2 Fratti, Mario, 1927-
• 2 Frederick II, King of Prussia, 1712-1786
• 2 Halévy, Ludovic, 1834-1908
• 2 Honegger, Arthur, 1892-1955
• 2 Krieger, Henry
• 2 Meilhac, Henri, 1831-1897
• 2 Murolo, Giuseppe

• 130 English
• 23 German
• 19 Italian
• 15 French
• 9 Chinese
• 6 Portuguese
• 3 Russian
• 1 Hindi
• 1 Latin
• 1 Spanish
• 1 Tamil

• 6 United States
• 4 Italy
• 3 New York (State)
• 2 New York
• 1 Alabama
• 1 Alexandria
• 1 Austria
• 1 Brazil
• 1 Buffalo
• 1 Carthage (Extinct city)
• 1 Chicago
• 1 Chicago (Ill.)
• 1 Egypt
• 1 France
• 1 Förenta staterna
• 1 Germany
• 1 Great Britain
• 1 Illinois
• 1 India
• 1 Iowa
• 1 Israel
• 1 Louisiana
• 1 Montgomery
• 1 Moscow
• 1 Moscow (Russia)

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