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Source:
p. 13, b. 311-325
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Prezentacja
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In FE, both the 
raising a2 to a
2 in bar 316 and the 
raising c3 to c
3 in bar 317 are missing. These patent inaccuracies, most probably repeated after [A], were corrected both in GE and EE. The latter was added also in FED.
Compare the passage in the sources»
category imprint: Differences between sources
issues: Annotations in teaching copies, EE revisions, Annotations in FED, Accidentals in different octaves, Inaccuracies in FE, GE revisions
notation: Pitch
Missing markers on sources:
GE1, GE2, FE1, FED, FEH, FEJ, FES, GE3, EE1, EE2, EE3, Atut, GE2a, FEFo