• 13 Music Library (Mills)

• 15 Books
• 1 Music Scores

• 16 Operas
• 4 Librettos
• 4 Verdi, Giuseppe, 1813-1901
• 3 Wagner, Richard, 1813-1883
• 1 Carlos, Prince of Asturias, 1545-1568
• 1 Don Carlos
• 1 Falstaff
• 1 Falstaff, John, Sir (Fictitious character)
• 1 Forza del destino
• 1 Otello
• 1 Othello (Fictitious character from Shakespeare)
• 1 Ring des Nibelungen. Götterdämmerung
• 1 Ring des Nibelungen. Rheingold
• 1 Ring des Nibelungen. Siegfried
• 1 Valkyries (Norse mythology)

• 16 Porter, Andrew, 1928-2015
• 9 Wagner, Richard, 1813-1883
• 5 Verdi, Giuseppe, 1813-1901
• 3 Boito, Arrigo, 1842-1918
• 2 Shakespeare, William, 1564-1616
• 1 Batchelor, Jennifer
• 1 Besch, Anthony
• 1 Csonka, Paul
• 1 Du Locle, Camille, 1832-1903
• 1 Forte, Allen
• 1 Geliot, Michael
• 1 Ghislanzoni, Antonio, 1824-1893
• 1 Hermand, Jost
• 1 Hofmannsthal, Hugo von, 1874-1929
• 1 Kalisch, Alfred, 1863-1933
• 1 Méry, Joseph, 1798-1865
• 1 Piave, Francesco Maria, 1810-1876
• 1 Rivas, Angel de Saavedra, duque de, 1791-1865
• 1 Romani, Felice, 1788-1865
• 1 Rossini, Gioacchino, 1792-1868
• 1 Sadler's Wells Opera Company
• 1 Schikaneder, Emanuel, 1751-1812
• 1 Schiller, Friedrich, 1759-1805
• 1 Schoenberg, Arnold, 1874-1951
• 1 Sheng, Bright, 1955-

• 6 German
• 6 Italian
• 1 French

• 4 Drama
• 2 librettos (documents for music)
• 1 Vocal scores with piano

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