Music Choral -- See Choral music Here are entered works on choral music. Musical compositions for or with chorus are entered under the headings Choruses; Choruses, Sacred; or Choruses, Secular, followed if appropriate by type of chorus and accompaniment.
Music Computer -- See Computer music Here are entered musical works not in a specific form or of a specific type in which the sounds are generated or altered using digital technology. --headings for forms and types of music that include "computer" or "computers" and headings with medium of performance that include "computer" or "computers"
Music Concrete -- See Musique concrète Here are entered works in which the sounds produced were originally recorded from natural sounds and subsequently rearranged or altered. The heading is used as a second heading when the recorded sounds are used with a specifically named medium of performance, e.g. 1. Quintets (Clarinet, flute, harp, viola, cello); 2. Musique concrète.