As Ruth Crawford's work is filled with the pungent echoes of the half-step and its partner, the major seventh, Ingolf Dahl turns naturally to the modal flavor of the whole-step and minor seventh. This huge work, a 20th-century classic,is in four movements: the first is an exciting sonata-allegro exposition marked Allegro energico, which is followed by two interior fantasies on the openning theme of the sonata-allegro movement, and is copped by a lyrical Adogio cantabile e Coda, which gently con...