 Now to a work recognized as one of the masterpieces of the 20th century. It's a late work by Bela Bartok, commissioned by Serge Kusevitsky, such a champion of new music and of Bartok's music in general. This is known as the Concerto for Orchestra, and the recording dates from 1956 with the Berlin Radio Symphony Orchestra, Ferenc Fritschoy conducting, and this is music of Bela Bartok.