The cautionary before e3 written in A (→GE1) is probably a remaining element of the original notation, in which the previous chord included e3. In FE (→EE) and GE2 the unnecessary sign was removed. EE added cautionary naturals before g1 and g2.
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category imprint: Differences between sources; Editorial revisions
issues: EE revisions, GE revisions, Cautionary accidentals
notation: Pitch