In A, Chopin notated the extended values of d flat notes only in bar 68 (which was overlooked in GE1, and supplemented in #Wn2). In the proofing of FE (→EE) the composer added crotchet stems and dots to five notes, in the manner analogous to bars 63-65.
Compare the passage in the sources »
category imprint: Differences between sources; Corrections & alterations
issues: Inaccuracies in GE, Accompaniment changes, Authentic corrections of FE
notation: Rhythm