Pitch
b. 17
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composition: Op. 29, Impromptu in A♭ major
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In A Chopin changed the notation of the 1st and 3rd notes from c2 and g2 to b1 and f1. The unnecessary accidentals in the 2nd triplet in the bar are remains of the original notation. category imprint: Corrections & alterations issues: Enharmonic corrections |
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b. 17
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composition: Op. 29, Impromptu in A♭ major
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On the 4th crotchet of the bar in FE there is no flat reinstating b1, which is an obvious error. category imprint: Differences between sources issues: Errors in FE |
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b. 18
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composition: Op. 29, Impromptu in A♭ major category imprint: Differences between sources; Editorial revisions |
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b. 19
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composition: Op. 29, Impromptu in A♭ major
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In GE1 the 9th quaver is g, which is certainly a mistake, a typical mistake of "thirds". In GE2 (→GE3→GE4) the correct text was reinstated. In EE there is a cautionary flat before the appropriate note (e). category imprint: Differences between sources issues: EE revisions , Errors in GE , Terzverschreibung error |
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b. 19
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composition: Op. 29, Impromptu in A♭ major category imprint: Differences between sources; Editorial revisions issues: GE revisions , Cautionary accidentals |