Issues : Errors of A

b. 26-32

composition: Op. 10 No 11, Etude in E♭ major

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In A Chopin made a mistake and wrote the word ritenuto in bars 26 and 32 as rittenuto. The error is absent in the editions, probably it was already corrected by the engraver of FE.

category imprint: Differences between sources

issues: Errors of A , FE revisions

b. 32

composition: Op. 10 No 11, Etude in E♭ major

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In A there is no  before the topmost note of the 3rd chord in the R.H. It is undoubtedly a mistake, corrected in FE (→GE,EE).

category imprint: Differences between sources

issues: Errors of A , Authentic corrections of FE

b. 32

composition: Op. 10 No 11, Etude in E♭ major

No sign in A (→FEGE1)

 in GE2 (→GE3GE4) & EE

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In this case the missing  in A (→FEGE1) should simply be considered as an oversight.

category imprint: Interpretations within context; Differences between sources

issues: EE revisions , GE revisions , Errors of A , No pedal release mark

b. 36-43

composition: Op. 10 No 11, Etude in E♭ major

No markings in A

Arpeggio signs in FE

Arpeggio signs in GE & EE

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The arpeggios, omitted in A certainly due to distraction (haste), were added in a proofreading of FE (apart from the part of the L.H. in bar 38). GE and EE have all necessary wavy lines.

category imprint: Differences between sources

issues: Errors of A , Authentic corrections of FE

b. 36

composition: Op. 10 No 11, Etude in E♭ major

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In A there are no naturals returning g and g2 and flats returning a and a2. The accidentals were added in a proofreading of FE (→GE,EE). Moreover, in GE and EE4 a cautionary  was added before a1.

category imprint: Interpretations within context; Differences between sources; Editorial revisions

issues: EE revisions , Omissions to cancel alteration , GE revisions , Errors of A , Authentic corrections of FE