In FC there are cautionary accidentals written in crayon to the last quaver in bars 31, 35 and 39 (a 
to c2 and a 
to d
2). They come from the reviser of GE1, hence they were included in that edition. EE also include a natural in bar 31; in the main text we give all 3 accidentals.
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category imprint: Differences between sources; Editorial revisions
issues: EE revisions, GE revisions, Foreign hand additions in manuscripts
notation: Pitch