In A (→GE→EE1,IE) the restoring e1 is missing. Chopin's patent oversight was corrected only in FE and EE2.
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category imprint: Interpretations within context; Differences between sources
issues: EE revisions, Omissions to cancel alteration, Errors of A, FE revisions, Errors repeated in GE, Errors repeated in EE, Errors repeated in IE
notation: Pitch