A symphony of Three Orchestras was dedicated to someone who died in what year?
Pierre Boulez Pierre Louis Joseph Boulez CBE (] ; 26 March 1925 – 5 January 2016) was a French composer, conductor, writer and organiser of institutions. He was one of the dominant figures of the post-war classical music world.
Emanuel Leplin Emanuel Leplin (1917–1972) was a composer, conductor, and painter active mainly in the second half of the 20th century. He was born in San Francisco, and joined the San Francisco Symphony as a violist in 1941, conducting it in two of his own works, in 1941 and 1947. In 1954, he contracted polio, and afterward, was unable to hold a brush or compose using anything below his neck but the first three fingers of his right hand.