In A the 
restoring e
2 is missing, which is a patent mistake – cf. bars 278 and 286. The accidental is present in AsI; it was also added in GE1 and repeated in the remaining editions. In the main text we also add a cautionary to e1.
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category imprint: Interpretations within context; Differences between sources; Editorial revisions
issues: Omissions to cancel alteration, GE revisions, Errors of A
notation: Pitch