• 8 Music Library (Mills)
• 1 College Library

• 10 Videos, Slides, Films
• 7 Sound Recordings

• 7 DVDs
• 6 Compact Discs
• 1 VHS Videocassettes

• 7 Operas
• 3 Wagner, Richard, 1813-1883
• 1 German Language Films
• 1 Intermarriage
• 1 Jealousy
• 1 Orchestral music
• 1 Overtures
• 1 Ring des Nibelungen. Rheingold
• 1 Ring des Nibelungen. Siegfried
• 1 Ring des Nibelungen. Walküre

• 17 Levine, James, 1943-2021
• 11 Metropolitan Opera (New York, N.Y.)
• 11 Wagner, Richard, 1813-1883
• 9 Behrens, Hildegard
• 8 Ludwig, Christa
• 8 Metropolitan Opera (New York, N.Y.). Orchestra
• 8 Moll, Kurt, 1938-2017
• 8 Norman, Jessye
• 7 Jerusalem, Siegfried
• 7 Lakes, Gary
• 7 Rootering, Jan-Hendrik, 1950-
• 7 Salminen, Matti
• 7 Svendén, Birgitta
• 7 Wlaschiha, Ekkehard
• 7 Zednik, Heinz
• 6 Deutsche Grammophon (Firm)
• 6 Large, Brian
• 5 Metropolitan Opera (New York, N.Y.). Chorus
• 5 Schenk, Otto
• 4 Domingo, Plácido, 1941-
• 4 Häggander, Mari Anne
• 4 Metropolitan Opera Television (Firm)
• 4 Studer, Cheryl
• 4 Upshaw, Dawn

• 10 German
• 6 Italian
• 2 English
• 1 Latin

• 13 Operas
• 4 Opera films
• 3 Nonfiction television programs
• 3 Televised performances
• 3 Television adaptations
• 1 Drama
• 1 Excerpts

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