• 11 Music Library (Mills)

• 33 Videos, Slides, Films
• 1 Sound Recordings

• 1 Compact Discs

• 11 Operas
• 3 Bohemianism
• 3 Poverty
• 2 Love
• 2 Man-woman relationships
• 1 Also sprach Zarathustra
• 1 Americans
• 1 Bach, Johann Sebastian, 1685-1750
• 1 Beethoven, Ludwig van, 1770-1827
• 1 Bernstein, Leonard, 1918-1990
• 1 Callas, Maria, 1923-1977
• 1 Concerts
• 1 Copland, Aaron, 1900-1990
• 1 Folk music
• 1 Hindemith, Paul, 1895-1963
• 1 History
• 1 Holst, Gustav, 1874-1934
• 1 Instruction and study
• 1 Interracial marriage
• 1 Italian Language Films
• 1 Ives, Charles, 1874-1954
• 1 Jazz
• 1 Liszt, Franz, 1811-1886
• 1 Melody
• 1 Music

• 16 Giacosa, Giuseppe, 1847-1906
• 16 Illica, Luigi, 1857-1919
• 8 Metropolitan Opera (New York, N.Y.)
• 8 Zeffirelli, Franco
• 7 Adami, Giuseppe, 1878-1946
• 7 Deutsche Grammophon (Firm)
• 7 Domingo, Plácido, 1941-
• 6 Kultur International Films
• 5 Browning, Kirk, 1921-2008
• 5 Levine, James, 1943-2021
• 5 Murger, Henri, 1822-1861
• 4 Belasco, David, 1853-1931
• 4 Opus Arte (Firm)
• 4 Plishka, Paul, 1941-
• 4 Pons, Juan
• 4 Simoni, Renato, 1875-1952
• 3 Barker, Cheryl
• 3 Croft, Dwayne
• 3 Gheorghiu, Angela
• 3 Leoncavallo, Ruggiero, 1858-1919
• 3 Maazel, Lorin, 1930-2014
• 3 Metropolitan Opera (New York, N.Y.). Chorus
• 3 Metropolitan Opera (New York, N.Y.). Orchestra
• 3 Monk, Allan

• 4 English
• 1 French
• 1 German

• 1 China
• 1 France
• 1 Italy
• 1 Japan
• 1 Paris
• 1 Ravenna

• 23 Operas
• 10 Opera films
• 6 Drama
• 4 Film adaptations
• 4 Nonfiction films
• 3 Feature films
• 3 Television adaptations
• 2 Excerpts
• 1 Concert films
• 1 DVDs
• 1 Educational films
• 1 Fiction films
• 1 Filmed performances
• 1 Interviews
• 1 Italian language television programs
• 1 Musical films
• 1 Nonfiction television programs
• 1 Opera television programs
• 1 Televised performances

Limit year range