The authenticity of the entry in FEH seems to be highly likely in the light of compliance with the fingering of FES written by Chopin. Fontana's fingering in EE defines a different hand position, being a natural continuation of the fingering written over the two previous notes in FED.
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category imprint: Differences between sources
issues: Annotations in teaching copies, EE revisions, Differences in fingering, Annotations in FES, Annotations in FEH
notation: Fingering