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. 42, Waltz in A♭ major
The cautionary 
of d
2 in bar 27 occurs in the majority of the sources (the sign was removed only in GE3). It is probably a mistake, while the sign – completely redundant in this place – was supposed to be in bar 28, where it is justified. The in bar 28 was added in GE1 (→GE2→GE3).
Compare the passage in the sources »
category imprint: Differences between sources
issues: Errors in FE, GE revisions, Cautionary accidentals
notation: Pitch