Though he possesses a vast and varied repertory, virtuoso pianist Ashley Wass has been most closely associated with the keyboard outputs of Arnold Bax, William Alwyn, Frank Bridge, and Edward Elgar, four English composers not usually associated with piano music. Wass has recorded more than a half-dozen discs devoted to Bax, including sonatas for violin and piano, as well as music for two pianos, and he has made three discs of Bridge works, taking in both solo pieces and music for piano trio. But Wass is not necessarily partial to music by his countrymen; he's only performed on...