• 13 Memorial Library
• 10 Special Collections (Memorial Library)
• 3 Music Library (Mills)
• 1 Temporary Relocation Library

• 24 Books
• 5 Sound Recordings
• 2 Music Scores
• 2 Videos, Slides, Films
• 1 Microforms

• 1 DVDs
• 1 Vinyl Records

• 9 Operas
• 2 German drama

• 20 Schiller, Friedrich, 1759-1805
• 6 Jouy, Étienne de, 1764-1846
• 6 Rossini, Gioacchino, 1792-1868
• 5 Bis, Hippolyte, 1789-1855
• 4 Le Mierre, Antoine-Marin, 1733-1793
• 3 Grétry, André-Ernest-Modeste, 1741-1813
• 3 Merritt, Chris, 1952-
• 3 Muti, Riccardo
• 3 Studer, Cheryl
• 3 Teatro alla Scala
• 3 Zancanaro, Giorgio
• 2 Ambrosian Opera Chorus
• 2 Chailly, Riccardo, 1953-
• 2 Cifolelli, Stefan
• 2 D'Intino, Luciana
• 2 Delcour, Patrick
• 2 Devos, Liesbeth, 1983-
• 2 Felle, Amelia
• 2 Ghiaurov, Nicolai, 1929-2004
• 2 Gillet, Anne-Catherine
• 2 Joakim, Roger
• 2 Kowalski, Natacha, 1983-
• 2 Laho, Marc
• 2 Lhote, Lionel
• 2 Martin, Theodore, 1816-1909

• 10 German
• 9 French
• 8 English
• 6 Italian
• 1 Yiddish

• 4 Operas
• 2 Live sound recordings
• 2 Scores
• 1 Early works to 1800
• 1 Excerpts
• 1 Filmed performances
• 1 German drama
• 1 Internet videos
• 1 Librettos
• 1 Opera films
• 1 Television adaptations
• 1 Translations into English

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