Pitch
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b. 23-24
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composition: Op. 10 No 1, Etude in C major
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According to us, lack of the bass' octave strengthening in CLI is not the original version, but rather the copyist's error (overseeing two 8s indicating lower octaves). Such abbreviated notation of the octaves in this place is included in FE (→GE). category imprint: Differences between sources; Source & stylistic information issues: Abbreviated octaves' notation , Errors of CLI |
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b. 25-26
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composition: Op. 10 No 1, Etude in C major
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CLI is missing a cautionary category imprint: Differences between sources issues: Cautionary accidentals |
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b. 26
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composition: Op. 10 No 1, Etude in C major
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CLI has g category imprint: Interpretations within context; Differences between sources issues: Errors of CLI |
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b. 26
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composition: Op. 10 No 1, Etude in C major
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CLI has d2, d1 and d as the 4th, 8th and 12th note respectively. It is the original version, probably changed by Chopin only during a proofreading of FE (a clear sign of deleting a note in print can be seen only where the d note is). category imprint: Differences between sources issues: Authentic corrections of FE , Main-line changes |
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b. 27-28
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composition: Op. 10 No 1, Etude in C major
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CLI is missing the lower note of the sustained octave. Most probably the copyist forgot to write 8 under both Gs. In EE2 there are no ties sustaining the octave, which is probably a mistake. category imprint: Differences between sources issues: Errors of CLI |
before g1 in bar 25. A relevant sign before c3 in bar 26 is present in all sources.
1 as the 1st note of the last group of semiquavers. It is hard to assume that Chopin could have committed such a striking mistake.
