11Symphonic Etudes for piano (2 versions), Op. 13:Theme: Andante
12Symphonic Etudes for piano (2 versions), Op. 13:Variation 1: Un poco piu vivo
13Symphonic Etudes for piano (2 versions), Op. 13: Variation 2: Marcato il canto
14Symphonic Etudes for piano (2 versions), Op. 13:Etude 1： Vivace
17Symphonic Etudes for piano (2 versions), Op. 13:Etude 4: Agitato
18Symphonic Etudes for piano (2 versions), Op. 13:Etude 5: Allegro molto
19Symphonic Etudes for piano (2 versions), Op. 13:Variation 3
20Symphonic Etudes for piano (2 versions), Op. 13:Etude 6: Presto possibile
