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. 10 No 1, Etude in C major
The cautionary 
in front of f is absent in CLI and GE1. The lack of the sign in GE1 suggests that the sign was added only in the last proofreading of FE, which is confirmed by visible traces of introducing changes.
Compare the passage in the sources »
category imprint: Differences between sources
issues: Cautionary accidentals
notation: Pitch