• 11 Music Library (Mills)

• 12 Videos, Slides, Films
• 1 Sound Recordings

• 1 Compact Discs

• 2 Operas
• 1 Americans
• 1 Interracial marriage
• 1 Man-woman relationships
• 1 Songs (High voice) with orchestra

• 5 Giacosa, Giuseppe, 1847-1906
• 5 Illica, Luigi, 1857-1919
• 3 Belasco, David, 1853-1931
• 3 Domingo, Plácido, 1941-
• 3 Maazel, Lorin, 1930-2014
• 3 Pons, Juan
• 3 Teatro alla Scala
• 3 Zeffirelli, Franco
• 2 Adami, Giuseppe, 1878-1946
• 2 Arteta, Ainhoa
• 2 Deutsche Grammophon (Firm)
• 2 Donizetti, Gaetano, 1797-1848
• 2 Long, John Luther, 1861-1927
• 2 Metropolitan Opera (New York, N.Y.)
• 2 Mozart, Wolfgang Amadeus, 1756-1791
• 2 Plishka, Paul, 1941-
• 2 Radiotelevisione italiana
• 2 Rossini, Gioacchino, 1792-1868
• 2 Troxell, Richard
• 2 Verdi, Giuseppe, 1813-1901
• 1 Agulló, Javier
• 1 Anastasov, Vent︠s︡eslav, 1972-
• 1 Anthony, Charles, 1929-2012
• 1 Arthaus Musik (Firm)

• 1 English
• 1 German

• 1 Japan

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