



Pitch
b. 17-21
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composition: Op. 10 No 11, Etude in E♭ major
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In bar 17 we add cautionary naturals before f1 and f2. In bar 19, in a similar situation, the signs are already included in A.
In bar 17 in A there is a visible trace after the change of the lower note of the 3rd chord in the R.H. from g category imprint: Editorial revisions; Corrections & alterations issues: Corrections in A , Cautionary accidentals |
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b. 18
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composition: Op. 10 No 11, Etude in E♭ major
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The text does not raise any doubts here, yet the notation of accidentals differs in particular sources and it is not always precise. In FE the category imprint: Interpretations within context; Differences between sources issues: Errors in FE , GE revisions , Cautionary accidentals , Authentic corrections of FE |
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b. 19-21
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composition: Op. 10 No 11, Etude in E♭ major
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In A there is a visible change of the inner note of the 5th chord in the R.H. – in bar 19 Chopin first wrote e category imprint: Corrections & alterations; Source & stylistic information issues: Corrections in A |
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b. 20
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composition: Op. 10 No 11, Etude in E♭ major
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The cautionary natural before d2 is present in all sources. In turn, the relevant sign in the L.H. was added only in GE2 (→GE3→GE4) and EE4. category imprint: Differences between sources issues: EE revisions , GE revisions , Cautionary accidentals |
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b. 21
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composition: Op. 10 No 11, Etude in E♭ major
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The cautionary flat before d category imprint: Differences between sources issues: EE revisions , GE revisions , Cautionary accidentals |