In A (→GE1) there is no raising A flat1 to A1. This inaccuracy was corrected in FE (→EE) and GE2. The natural was also added in GET.
Compare the passage in the sources »
category imprint: Interpretations within context; Differences between sources
issues: Annotations in teaching copies, Accidentals in different octaves, Omission of current key accidentals, Annotations in GET
notation: Pitch