Chopin's piano works are all absolutely essential in the repertoire of any aspiring pianist. The Preludes and Etudes are exquisitely beautiful examples of his genius. Features 52 pieces in all, including 25 Preludes — Op. 28, Nos. 1-24; Prelude in C-sharp Minor, Op. 45. 27 Etudes — Op. 10, Nos. 1-12; Op. 25, Nos. 1-12; and Trois Nouvelles Etudes. Content : Twenty-four Preludes [Vingt-quatre Préludes pour le pianoforte] Op. 28 Prelude in C Major, Op. 28, No. 1 Prelude in A Minor, Op. 28, No. 2 Prelude in G Major, Op. 28, No. 3 Prelude in E Minor, Op. 28, No. 4 Prelude in D Major, Op. 28, No. 5 Prelude in B Minor, Op. 28, No. 6 Prelude in A Major, Op. 28, No. 7 Prelude in F-sharp Minor, Op. 28, No. 8 Prelude in E Major, Op. 28, No. 9 Prelude in C-sharp Minor, Op. 28, No. 10 Prelude in B Major, Op. 28, No. 11 Prelude in G-sharp Minor, Op. 28, No. 12 Prelude in F-sharp Major, Op. 28, No. 13 Prelude in E-flat Minor, Op. 28, No. 14 Prelude in D-flat Major, Op. 28, No. 15 (Raindrop) Prelude in B-flat Minor, Op. 28, No. 16 Prelude in A-flat Major, Op, 28, No. 17 Prelude in F Minor, Op. 28, No. 18 Prelude in E-flat Major, Op. 28, No. 19 Prelude in C Minor, Op. 28, No. 20 Prelude in B-flat Major, Op. 28, No. 21 Prelude in G Minor, Op. 28, No. 22 Prelude in F Major, Op. 28, No. 23 Prelude in D Minor, Op. 28, No. 24 Prelude Op. 45 Prelude in C-sharp Minor Twelve Etudes [Douze grandes Études] Op. 10 Etude in C Major, Op. 10, No. 1 Etude in A Minor, Op. 10, No. 2 Etude in E Major, Op. 10, No. 3 Etude in C-sharp Minor, Op. 10, No. 4 Etude in G-flat Major, Op. 10, No. 5 (Black Key) Etude in E-flat Minor, Op. 10, No. 6 Etude in C Major, Op. 10, No. 7 Etude in F Major, Op. 10, No. 8 Etude in F Minor, Op. 10, No. 9 Etude in A-flat Major, Op. 10, No. 10 Etude in E-flat Major, Op. 10, No. 11 Etude in C Minor, Op. 10, No. 12 (Revolutionary) Twelve Etudes [Douze grandes Études] Op. 25 Etude in A-flat Major, Op. 25, No. 1 (Aeolian Harp) Etude in F Minor, Op. 25, No. 2 Etude in F Major, Op. 25, No. 3 Etude in A Minor, Op. 25, No. 4 Etude in E Minor, Op. 25, No. 5 Etude in G-sharp Minor, Op. 25, No. 6 Etude in C-sharp Minor, Op. 25, No. 7 Etude in D-flat Major, Op. 25, No. 8 Etude in G-flat Major, Op. 25, No. 9 (Butterfly) Etude in B Minor, Op. 25, No. 10 Etude in A Minor, Op. 25, No. 11 (Winter Wind) Etude in C Minor, Op. 25, No. 12 Three New Etudes [Trois Nouvelles Études] Etude No. 1 in F Minor Etude No. 2 in A-flat Major Etude No. 3 in D-flat Major