FE are lacking in the 
lowering c2 to c
2. This patent inaccuracy was corrected in GE and EE. There is a similar situation in b. 241 and 245, which suggests that a corresponding present in FE in this place the first time (b. 221) could have been added in a hasty process of proofreading, since b. 241-260 were probably marked in [A] in an abridged manner.
Compare the passage in the sources »
category imprint: Interpretations within context; Differences between sources
issues: EE revisions, Accidentals in different octaves, Inaccuracies in FE, GE revisions
notation: Pitch