Visible in A are the traces of changing the rhythm and such performance markings as slurs, accent and staccato signs. Although it seems impossible to decipher all the changes, we can attempt to reconstruct their possible scenario.
1. The earliest version: 
2. Change of rhythm and slurring: 
The final version: .
Chopin also made similar changes in bars 63-64.
Compare the passage in the sources »
category imprint: Corrections & alterations; Source & stylistic information
issues: Corrections in A
notation: Articulation, Accents, Hairpins