Main text
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All sources have a 
before e
2, a sign that we omit in the main text as an unjustified cautionary accidental in this context. Perhaps Chopin felt the need to mark the difference with respect to the previous half-bar figure, in which there is a d2 in this place – it would be another argument confirming the fact that the absence of 
before this d2 in A (→GE) is an oversight.
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category imprint: Editorial revisions
issues: Cautionary accidentals
notation: Pitch