• 4 Music Library (Mills)

• 3 Sound Recordings
• 1 Videos, Slides, Films

• 2 Vinyl Records
• 1 Compact Discs
• 1 VHS Videocassettes

• 2 Operas
• 1 Composers
• 1 Librettists
• 1 Porter, Andrew, 1928-2015
• 1 Sheng, Bright, 1955-

• 4 Porter, Andrew, 1928-2015
• 2 Goodall, Reginald
• 2 Hunter, Rita
• 2 Remedios, Alberto
• 2 Wagner, Richard, 1813-1883
• 1 Bailey, Norman, 1933-2021
• 1 Blackwell, Patrick (Singer)
• 1 British Broadcasting Corporation. Television Service
• 1 Caley, Ian
• 1 Chioldi, Michael
• 1 Cox, John
• 1 Curphey, Margaret
• 1 Curphey, Margaret, 1938-
• 1 English National Opera
• 1 English National Opera. Orchestra
• 1 Gale, Elizabeth, 1948-
• 1 Glyndebourne Festival Opera Company
• 1 Glyndebourne Productions
• 1 Grant, Clifford
• 1 Grove, Jill
• 1 Haugland, Aage, 1944-2000
• 1 Holmquist, Ward
• 1 Home Vision (Firm)
• 1 Houston Grand Opera
• 1 Houston Grand Opera. Orchestra

• 4 English

• 1 Interviews
• 1 Opera films

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