Sinfonia is a 1968 work by the Italian composer Luciano Berio commissioned by the New York Philharmonic and dedicated to Leonard Bernstein. The "singing voices" are not incorporated classically but ra

Sinfonia is a 1968 Columbia Records recording of Luciano Berio conducting the New York Philharmonic and The Swingle Singers in the premiere of his four-movement "Sinfonia." The composer would later ad