Babbitt, Milton. (1916 - 2011). "Ars Combinatoria" - Autograph Musical Manuscript. Autograph fair copy excerpt from the full score manuscript in pencil of the innovative composer's 1981 work for chamber orchestra. 2 large detailed pages in the hand of the composer, elephant folio (17 x 22 inches), identified at the head as pages 68 and 69 comprising measures 385 - 390 , signed "Milton Babbitt" and titled "Ars Combinatoria" at the bottom of the first page. Neatly folded into four sections, fine.