Giacinto Scelsi, Count of Ayala Valva (8 January 1905 – 9 August 1988), was an Italian composer who also wrote
surrealist poetry in French. He is best known for writing music based around only one pitch, altered in all manners through
microtonal oscillations, harmonic allusions, and changes in timbre and dynamics, as paradigmatically exemplified in his revolutionary "Quattro pezzi su una nota sola" ("Four Pieces on a single note", 1959). His musical output, which encompassed all Western classical genres except scenic music, remained largely undiscovered even wit…
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