The version introduced at the stage of proofreading FE (→GE,EE), certainly by Chopin, is definitely an improvement – the connection with the previous bar is smoother, while the shape of the applied motif refers to b. 126-129. The notation of A does not include any of the two necessary flats to a3.
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category imprint: Interpretations within context; Differences between sources; Corrections & alterations
issues: Omission of current key accidentals, Authentic corrections of FE, Main-line changes, Inaccuracies in A
notation: Pitch