Prepared harp is a method of harp performance, similar in concept to

prepared piano A prepared piano is a piano that has had its sounds temporarily altered by placing bolts, screws, mutes, rubber erasers, and/or other objects on or between the strings. Its invention is usually traced to John Cage's dance music for ''Bacchanale' ...

, in which foreign objects such as pieces of paper are interwoven into the strings to change the tone of the instrument. Among the pioneers of this technique was harpist

Anne LeBaron Alice Anne LeBaron (b. Baton Rouge, Louisiana, United States, May 30, 1953) is a United States composer and harpist. Anne LeBaron holds a B.A. in music from the University of Alabama (1974), an M.A. in music from the State University of New Yor ...

. ''Three sketches for harp solo'' (1972) by Polish composer Witold Szalonek and harpist Urszula Mazurek are also worth mention.

References

Frame harps Extended techniques Musical performance techniques {{Music-theory-stub