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. 50 No. 3, Mazurka in C♯ minor
In AI there is no 
lowering c
1 to c1, moreover, AI and AF lack a lowering C to C. The inaccuracy of AF was corrected in FE (→EE); it is also GE that features the correct text.
Before e1 on the 3rd beat, all sources except for GE contain a superfluous .
Compare the passage in the sources »
category imprint: Interpretations within context; Differences between sources
issues: Accidentals in different octaves, Cautionary accidentals, FE revisions
notation: Pitch
