• 8 Music Library (Mills)

• 12 Sound Recordings
• 1 Videos, Slides, Films

• 4 Vinyl Records
• 3 Compact Discs

• 11 Operas
• 1 Live sound recordings

• 10 Bonynge, Richard
• 5 Pavarotti, Luciano
• 3 Scribe, Eugène, 1791-1861
• 2 Caballé, Montserrat
• 2 Callas, Maria, 1923-1977
• 2 Corena, Fernando
• 2 Ghiaurov, Nicolai, 1929-2004
• 2 Gui, Vittorio, 1885-1975
• 2 London Symphony Orchestra
• 2 London Voices
• 2 Monti, Nicola
• 2 National Philharmonic Orchestra (Great Britain)
• 2 Picchi, Mirto
• 2 Ramey, Samuel
• 2 Stignani, Ebe
• 2 Vaghi, Giacomo
• 2 Welsh National Opera. Chorus
• 2 Welsh National Opera. Orchestra
• 1 Alexander, John, 1923-1990
• 1 Ambrosian Opera Chorus
• 1 Asciak, Paul, 1923-
• 1 Aumer, M. (Jean), 1774-1833

• 5 Operas
• 2 Live sound recordings
• 1 Opera films

Limit year range