Issues : Errors of CLI

b. 2

composition: Op. 10 No 2, Etude in A minor

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CLI has mistakenly cas the 8th semiquaver. A similar mistake in CLI occurs also in bars 10 and 14.

category imprint: Interpretations within context; Differences between sources

issues: Errors of CLI

b. 4

composition: Op. 10 No 2, Etude in A minor

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In CLI and EE2 the  returning d1 on the 4th beat of the bar was deleted, which is a patent error. In CLI there is a superfluous  before gin this chord, which shows that Chopin did not include in the notation the previous alterations in this bar at all. Similarly in bar 12. 

category imprint: Interpretations within context; Differences between sources

issues: Errors in EE , Omissions to cancel alteration , Errors of CLI

b. 6

composition: Op. 10 No 2, Etude in A minor

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In CLI the lower note is an erroneous f2.

category imprint: Interpretations within context; Differences between sources

issues: Errors of CLI

b. 7

composition: Op. 10 No 2, Etude in A minor

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CLI has by mistake an on the 3rd beat of the bar. Probably it was similar also at the beginning of the bar, yet in this situation the copyist realised the mistake and corrected the erroneous note. 

category imprint: Interpretations within context; Differences between sources

issues: Errors of CLI

b. 8

composition: Op. 10 No 2, Etude in A minor

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In CLI there is no  returning don the 5th semiquaver in the upper voice. It must be a mistake.

category imprint: Interpretations within context; Differences between sources

issues: Omissions to cancel alteration , Errors of CLI