Op. 2, Variations in B♭ major
Op. 10, 12 Etudes
Op. 11, Concerto in E minor
Op. 21, Concerto in F minor
Op. 22, Polonaise in E♭ major
Op. 24, 4 Mazurkas
Op. 25, 12 Etudes
Op. 26, 2 Polonaises
Op. 27, 2 Nocturnes
Op. 28, 24 Preludes
Op. 30, 4 Mazurkas
Op. 35, Sonata in B♭ minor
Op. 50, 3 Mazurkas
Op. 63, 3 Mazurkas
Op. 64, 3 Waltzes
(Op. 4), Sonata in C minor




Op. 28 No. 21, Prelude in B♭ major
In the sources there is no lowering d1 to d
1. Chopin's attention was caught by the beginning of the bar – he removed g
1 from the 1st quaver; he also crossed out the second one and rewrote it next to it.
Compare the passage in the sources »
category imprint: Interpretations within context; Editorial revisions
issues: Omission of current key accidentals, Inaccuracies in A, Errors repeated in GE, Errors repeated in FE, Errors repeated in EE
notation: Pitch