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. 39, Scherzo in C♯ minor
In EE, GC and FE1 there is no 
augmenting a2 to
a
2. This obvious inaccuracy must have been already present in the autograph (such inaccurate notation is quite common in Chopin's autographs). The accidental was added in GE and FE2, which must have been done by the revisors. Compare b. 345.
Compare the passage in the sources »
category imprint: Differences between sources
issues: Accidentals in different octaves, Inaccuracies in FE, GE revisions, EE inaccuracies, FE revisions, Inaccuracies in GC
notation: Pitch
