Knoxville: Summer of 1915 is a work for voice and orchestra by what American composer of orchestral, opera, choral, and piano music, who is one of the most celebrated composers of the 20th century?
Samuel Barber Samuel Osborne Barber II (March 9, 1910 – January 23, 1981) was an American composer of orchestral, opera, choral, and piano music. He is one of the most celebrated composers of the 20th century: music critic Donal Henahan stated that "Probably no other American composer has ever enjoyed such early, such persistent and such long-lasting acclaim."
Karl Amadeus Hartmann Karl Amadeus Hartmann (2 August 1905 – 5 December 1963) was a German composer. Some have lauded him as the greatest German symphonist of the 20th century, although he is now largely overlooked, particularly in English-speaking countries.