in The missing accent is certainly a mistake of GE1 (→FE→EE). The engraver might not have been sure to which note the shifted accent applied (it was one of the ways of marking long accents in Chopin's earlier autographs – cf. bar 230).
Compare the passage in the sources »
category imprint: Graphic ambiguousness; Differences between sources
issues: Long accents, Errors in GE, GE revisions
notation: Articulation, Accents, Hairpins
