In FE, there are no accidentals before the 2nd octave, which is a patent oversight, corrected both in GE and EE. A sharp before a2 was added also in FES.
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category imprint: Interpretations within context; Differences between sources
issues: Annotations in teaching copies, Errors in FE, Omission of current key accidentals, Annotations in FES, Last key signature sign
notation: Pitch