• 4 Music Library (Mills)

• 3 VHS Videocassettes

• 4 Operas

• 5 Allen, Thomas, 1944-
• 5 Domingo, Plácido, 1941-
• 5 NVC Arts (Firm)
• 5 Te Kanawa, Kiri
• 4 British Broadcasting Corporation. Television Service
• 4 Burton, Humphrey, 1931-
• 4 Friedrich, Götz
• 3 Kultur International Films
• 3 Sinopoli, Giuseppe
• 2 Cotrubas, Ileana
• 2 Covent Garden Video Productions
• 2 Oliva, Domenico
• 2 Praga, Marco, 1862-1929
• 2 Prévost, abbé, 1697-1763
• 2 Shicoff, Neil
• 1 Belasco, David, 1853-1931
• 1 Carroli, Silvano
• 1 Cheetham, Keith
• 1 Civinini, G. (Guelfo), 1873-1954
• 1 Faggioni, Piero
• 1 Gardelli, Lamberto
• 1 Illica, Luigi, 1857-1919
• 1 Neblett, Carol

• 1 English
• 1 Multiple languages

• 7 Operas
• 4 Opera films
• 1 Excerpts
• 1 Filmed performances
• 1 Internet videos
• 1 Televised performances

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