Beethoven: The Piano Sonatas by Wilhelm Kempff Tracks Piano Sonata No.8 in C minor, Op.13 -"Pathétique": Beethoven: Piano Sonata No. 8 in C Minor, Op. 13 "Pathétique" - I. Grave (Allegro di molto e con brio) Sonata No. 29 in B-Flat Major, Op. 106 'Hammerklavier': III. Adagio sostenuto