• 2 Music Library (Mills)

• 5 Sound Recordings

• 2 Vinyl Records

• 1 Illica, Luigi, 1857-1919 librettist
• 1 Operas

• 5 Kirsten, Dorothy, 1910-1992
• 3 Puccini, Giacomo, 1858-1924
• 2 Barioni, Daniele, 1930-2022
• 2 Cleva, Fausto
• 2 Giacosa, Giuseppe, 1847-1906
• 2 Gounod, Charles, 1818-1893
• 2 Metropolitan Opera (New York, N.Y.)
• 2 Mitropoulos, Dimitri, 1896-1960
• 1 Björling, Jussi, 1911-1960
• 1 Di Stefano, Giuseppe, 1921-2008
• 1 Farrell, Eileen, 1920-2002
• 1 Guarrera, Frank, 1923-2007
• 1 Illica, Luigi, 1857-1919
• 1 Massenet, Jules, 1842-1912
• 1 Metropolitan Opera (New York, N.Y.). Chorus
• 1 Metropolitan Opera (New York, N.Y.). Orchestra
• 1 Pelletier, Wilfrid, 1896-1982
• 1 Rudolf, Max, 1902-1995
• 1 Siepi, Cesare
• 1 Tajo, Italo
• 1 Tucker, Richard, 1913-1975
• 1 Verdi, Giuseppe, 1813-1901
• 1 Warren, Leonard, 1911-1960
• 1 Welitsch, Ljuba

• 3 French
• 3 Italian
• 1 Multiple languages

• 1 Excerpts
• 1 Live sound recordings

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