Grieg’s sole Cello Sonata has long been a favourite of performers and audiences, if not of musical theorists, and here receives an impassioned vote of confidence from Steven Isserlis and Stephen Hough at the head of a programme which takes the listener forwards in time to Hough’s own Sonata for cello and piano left hand and back to Mendelssohn’s ever-popular Cello Sonata No 2. A spirit of passionate romanticism unifies the whole.