b2 as the 5th note in FE (→GE,EE) is certainly a mistake of the engraver. The accuracy of the version with d3 written in A is confirmed with entries in all pupils' copies.
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category imprint: Interpretations within context; Differences between sources
issues: Annotations in teaching copies, Errors in FE, Annotations in FED, Terzverschreibung error, Annotations in FES, Annotations in FEJ
notation: Pitch