The bottom note of the penultimate chord in the R.H. was certainly corrected in GC, probably from d1 to e1. It is hard to state clearly whether it is Gutmann's own correction or whether it was Chopin that noticed and corrected the wrong pitch while reviewing GC. Cf. the note in bar 13.
Compare the passage in the sources »
category imprint: Graphic ambiguousness; Corrections & alterations; Source & stylistic information
issues: Inaccuracies in GC, Alterations in GC
notation: Pitch