• 2 Music Library (Mills)

• 13 Sound Recordings

• 3 Compact Discs
• 1 Vinyl Records

• 1 Heine, Heinrich, 1797-1856

• 13 Ferraro, Pier Miranda
• 9 Callas, Maria, 1923-1977
• 5 Cossotto, Fiorenza
• 4 American Opera Society
• 4 Bellini, Vincenzo, 1801-1835
• 4 Boito, Arrigo, 1842-1918
• 4 Cappuccilli, Piero
• 4 Ego, Costantino
• 4 Peterson, Glade
• 4 Ponchielli, Amilcare, 1834-1886
• 4 Rescigno, Nicola
• 4 Romani, Felice, 1788-1865
• 4 Vinco, Ivo
• 4 Votto, Antonino
• 3 Concertgebouworkest
• 3 Hugo, Victor, 1802-1885
• 3 Mascagni, Pietro, 1863-1945
• 3 Sarfaty, Regina
• 3 Watson, Chester
• 2 Companeez, Irene
• 2 Pobbe, Marcella
• 2 Radiotelevisione italiana. Orchestra sinfonica di Roma
• 2 Serafin, Tullio, 1878-1968
• 2 Teatro alla Scala
• 2 Teatro alla Scala. Coro

• 13 Italian
• 1 French

• 3 Excerpts
• 2 Live sound recordings
• 2 Operas
• 2 Sound recordings
• 1 Excerpts, Arranged
• 1 Musical settings

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