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. 21, Concerto in F minor, Mvt I
One can see Chopin's proofreading in the version of FE, since a as the penultimate note reasonably combines with the 1st chord in the next bar. However, the argument brought forward in the note concerning the previous figure suggests a Terzverschreibung error, which is more likely, according to us. It was considered a mistake already in EE, in which a was changed to f.
Compare the passage in the sources »
category imprint: Differences between sources
issues: EE revisions, Terzverschreibung error, Authentic corrections of FE
notation: Pitch