Compositions   1937: Piano Sonata No 1 1939: Concerto for Double String Orchestra 1939: A Child of Our Time 1944: Symphony No 1 1952: The Midsummer Marriage 1957: Symphony No 2 1958: King Priam 1962: Piano Sonata No 2 1970: The Knot Garden 1970: Symphony No 3 1973: Piano Sonata No 3 1976: Symphony No 4 1983: The Mask of Time	Science 1930: Carrother/Du Pont: Nylon         1953: Crick & Watson: Helical DNA       1969: Armstrong: Walks on Moon