Issues : Main-line changes

b. 26-27

composition: Op. 25 No 8, Etude in D♭ major

g2-e3 repeated in A (→GE) & EE1

g2-e3 repeated in FE & EE2 (→EE3)

..

The ties sustaining g2-e3 are most probably a Chopin improvement introduced at the time of proofreading FE.

category imprint: Differences between sources; Corrections & alterations

issues: Authentic corrections of FE , Main-line changes