In an earlier version of the insert illustrating the orchestral part – see the note below – neither Af nor A contain a 
raising a
to a. A respective accidental is in the 2nd violins in AsI and the orchestral parts. The mistake was corrected only intermediately – in a later version of this insert, added in the stage of proofreading FE1, there is an a1 provided with a .
Compare the passage in the sources »
category imprint: Interpretations within context; Differences between sources
issues: Omission of current key accidentals, Errors of A
notation: Pitch