Same as in bars 32-33, in FES and FEJ there are visible deletions including bars 36-37. In this case, however, it is also the continuation that was deleted, until the end of bar 53 – see the note to bars 41-54. The abbreviation – certainly performed by Chopin – was probably supposed to enable less pianistically proficient pupils an amateur performance of the Etude. The fingering written in FES in bar 39, hence in the deleted bar, was probably written at another occasion (e.g. rewritten from another copy including Chopin indications.
Compare the passage in the sources»
category imprint: Differences between sources
issues: Annotations in teaching copies, Annotations in FES, Annotations in FEJ
notation: Shorthand & other