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p. 2, b. 23-42
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b. 30
In A there is no accidental to the last crotchet in the top R.H. voice, which results in f2. It must be Chopin's mistake, corrected in GE (→FE,EE,IE).
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category imprint: Interpretations within context; Differences between sources
issues: Omissions to cancel alteration, GE revisions
notation: Pitch
Missing markers on sources:
A, GE1, FE1, IE1, EE1, EE2