Issues : Authentic corrections of FE
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b. 18
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composition: Op. 10 No 12, Etude in C minor
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Lack of dim. both in A and GE most probably means that Chopin added it in the last proofreading of FE (→EE). category imprint: Differences between sources; Corrections & alterations issues: Authentic corrections of FE |
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b. 18
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composition: Op. 10 No 12, Etude in C minor
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Lack of the category imprint: Interpretations within context; Differences between sources issues: Omissions to cancel alteration , Errors of A , Authentic corrections of FE |
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b. 20-23
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composition: Op. 10 No 12, Etude in C minor
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The slur over the motif in the R.H. in bars 22-23 was probably added by Chopin at the time of proofreading FE (→GE,EE). According to us, the lack of a similar addition over the first motif is an inaccuracy of notation, hence in the main text we suggest a suitable addition. category imprint: Differences between sources; Editorial revisions issues: Authentic corrections of FE |
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b. 20
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composition: Op. 10 No 12, Etude in C minor category imprint: Differences between sources; Corrections & alterations issues: Authentic corrections of FE |
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b. 23-24
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composition: Op. 10 No 12, Etude in C minor
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Chopin most probably added the R.H. slur at the time of proofreading FE (→GE,EE). Cf. bars 20-23. category imprint: Differences between sources; Corrections & alterations issues: Authentic corrections of FE |
returning f is most probably Chopin's oversight here. The composer's concentration may have decreased when, after the chromatised bar 17, he reached the diatonic progression in the main key. In any case, the accidental added in a proofreading of 
