In FE (→GE1), the top note of the 10th semiquaver is an a2 (with a 
); a
2 is then restored with a sharp at the beginning of the 4th beat in the bar. The unequivocal mistake of the engraver is confirmed by corrections in three out of four pupils' copies – FES, FEJ and FEH. Respective revisions were introduced also in EE and subsequent GE – in GE2, the erroneous was changed to a 
, whereas in EE and GE3, both marks were removed.
Compare the passage in the sources»
category imprint: Interpretations within context; Differences between sources
issues: Annotations in teaching copies, EE revisions, Errors in FE, GE revisions, Annotations in FES, Annotations in FEJ, Errors repeated in GE, Annotations in FEH
notation: Pitch