• 3 Music Library (Mills)

• 5 Videos, Slides, Films

• 2 DVDs
• 1 Blu-ray Discs

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

• 3 Giacosa, Giuseppe, 1847-1906
• 3 Illica, Luigi, 1857-1919
• 2 Opus Arte (Firm)
• 2 Wiener Philharmoniker
• 1 Arden, Annabel
• 1 Arthaus Musik (Firm)
• 1 Asari, Keita, 1933-2018
• 1 Bailey, Derek
• 1 Belasco, David, 1853-1931
• 1 Berkeley-Steele, Richard
• 1 Bernhard Fleischer Moving Images (Firm)
• 1 British Broadcasting Corporation
• 1 Bundy, William
• 1 Charlton, John
• 1 Constable, Paule
• 1 Copley, John, 1933-
• 1 Corbelli, Alessandro
• 1 Deutsche Grammophon (Firm)
• 1 Domingo, Plácido, 1941-
• 1 Dukach, Inna
• 1 Dvorský, Peter, 1951-
• 1 Fleischer, Bernhard
• 1 Forzano, Giovacchino
• 1 Freni, Mirella, 1935-2020

• 1 English
• 1 Multiple languages
• 1 Russian

• 1 Japan

• 4 Operas
• 3 Opera films
• 1 Drama
• 1 Excerpts
• 1 Filmed operas
• 1 Interviews
• 1 Music videos

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