• 38 Music Library (Mills)
• 1 Memorial Library

• 48 Sound Recordings
• 14 Music Scores

• 16 Compact Discs
• 6 Vinyl Records

• 23 Aleatory music
• 15 Piano ensembles
• 11 Electronic music
• 7 Piano music (Pianos (2))
• 6 Prepared piano music
• 5 Variations (Piano)
• 4 Cello and piano music
• 4 Harpsichord music (Harpsichords (2))
• 4 Music
• 4 Musical settings
• 4 Octets (Piano, clarinet, flute, trumpet, violins (2), viola, cello)
• 4 Piano trios
• 3 Avant-garde (Music)
• 3 Music theater
• 3 Piano and electronic music
• 3 Piano music (4 hands)
• 3 Sextets (Flute, trombone, harp, electronics, violin, cello)
• 3 Sonatas (Piano)
• 3 Suites (Piano)
• 2 Clarinet music
• 2 Guitar music
• 2 Improvisation (Music)
• 2 Instrumental ensembles
• 2 Player piano music

• 10 Cage, John
• 10 Holt, Simeon ten
• 8 Brown, Earle, 1926-2002
• 7 Tudor, David, 1926-1996
• 5 Anthology of Recorded Music, Inc
• 5 DRAM (Online service)
• 5 Rzewski, Frederic
• 5 Wieringa, Kees
• 4 Daugherty, Michael, 1954-
• 4 Driesten, Roelof van
• 4 Floore, John
• 4 Gruntz, George
• 4 Haas, Polo de, 1933-
• 4 Hartsuiker, Ton
• 4 Jurriaanse, Govert
• 4 Mumma, Gordon, 1935-
• 4 Olbrich, Christine
• 4 Oldeman, Gerrit
• 4 Raimondi, Matthew
• 4 Ruijsenaars, Harro
• 4 Soyer, David, 1923-2010
• 4 Sparnaay, Harry, 1944-
• 4 Vischer, Antoinette
• 4 Von Albrecht, Dorothea
• 3 Bouwhuis, Gerard

• 40 No linguistic content
• 10 English
• 10 Unknown
• 4 Undetermined

• 1 New Zealand
• 1 United States

• 7 Art music
• 5 Scores
• 4 Chamber music
• 3 Facsimiles
• 3 Manuscripts
• 3 Open form music
• 2 Live sound recordings
• 2 Music
• 2 Sonatas
• 2 Songs and music
• 2 Sound recordings
• 2 Variations (Music)
• 1 Compact discs
• 1 Dance music
• 1 Excerpts
• 1 Microtonal music
• 1 Minimal music
• 1 Motion picture music
• 1 Musique concrète
• 1 Nocturnes (Music)
• 1 Notated music
• 1 Parts (solo)
• 1 Songs

Limit year range