In A (→FE1,FC→GE1) there are no flats restoring e2 in these bars, which is Chopin's patent inadvertence. The accidentals were added in EE (both), FE2 (only in b. 26) and GE2 (only in b. 27).
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category imprint: Interpretations within context; Differences between sources
issues: EE revisions, Omissions to cancel alteration, GE revisions, Errors of A, FE revisions, Errors repeated in GE, Errors repeated in FE
notation: Pitch