• 3 Music Library (Mills)

• 6 Sound Recordings

• 1 Vinyl Records

• 3 Operas

• 6 Domingo, Plácido, 1941-
• 4 Caballé, Montserrat
• 4 Cappuccilli, Piero
• 4 Cossotto, Fiorenza
• 4 Ghiaurov, Nicolai, 1929-2004
• 4 New Philharmonia Orchestra
• 4 Royal Opera House (London, England). Chorus
• 2 Freni, Mirella, 1935-2020
• 2 Royal Military School of Music. Trumpeters
• 1 Baltsa, Agnes
• 1 Bayerische Staatsoper München
• 1 Bruscantini, Sesto
• 1 Carreras, José
• 1 Dam, José van
• 1 Fassbaender, Brigitte
• 1 Karajan, Herbert von
• 1 Konzertvereinigung Wiener Staatsopernchor
• 1 Moser, Thomas, 1945-
• 1 Piave, Francesco Maria, 1810-1876
• 1 Plishka, Paul, 1941-
• 1 Raimondi, Ruggero
• 1 Ricciarelli, Katia

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