Issues : Accidentals in different octaves

b. 17-19

composition: Op. 28 No. 22, Prelude in G minor

..

In A (→FC,FE) there are no flats lowering d1 to d1 in b. 17 and 19. They were added in EE and GE. See also b. 25 and 27.

category imprint: Interpretations within context; Differences between sources

issues: EE revisions , Accidentals in different octaves , GE revisions , Inaccuracies in A , Errors repeated in FE

b. 17-20

composition: Op. 28 No. 19, Prelude in E♭ major

..

In A (→FC,FE) there are no flats lowering D to D in b. 17, g to g in b. 18 and 20 and d2 to d2 in b. 18. Some of them were added in GE (only both in b. 18) and EE1 (all in the L.H.); however, it is only EE2 that contains the correct text.

category imprint: Interpretations within context; Differences between sources

issues: EE revisions , Accidentals in different octaves , GE revisions , Inaccuracies in A , Errors repeated in GE , Errors repeated in FE , Errors repeated in EE

b. 17

composition: Op. 28 No. 18, Prelude in F minor

..

In A there is no  before the bottom note of the L.H. octave. As at the end of b. 15, this patent inaccuracy of Chopin was already corrected in FC (→GE) and FE (→EE).

category imprint: Interpretations within context; Differences between sources

issues: Accidentals in different octaves , FE revisions , Fontana's revisions , Inaccuracies in A

b. 18-19

composition: Op. 10 No 6, Etude in E♭ minor

..

In A (→FE) Chopin omitted the naturals raising B1 to B1C to C and c to c. The second of them was added in FES. In GE was added at the end of bar 18, yet both signs in bar 19 appeared only in GE3 (→GE4GE5). EE has the correct text. 

category imprint: Interpretations within context; Differences between sources

issues: Annotations in teaching copies , EE revisions , Accidentals in different octaves , GE revisions , Omission of current key accidentals , Annotations in FES

b. 18

composition: Op. 25 No 10, Etude in B minor

..

In GC and EE1 (→EE2) there is no  returning c in the last chord in the L.H. The sign was added in GE and EE3, and probably also in the proofreading of FE.

category imprint: Interpretations within context; Differences between sources

issues: EE revisions , Accidentals in different octaves , Omissions to cancel alteration , GE revisions , EE inaccuracies , Authentic corrections of FE , Inaccuracies in GC