GE
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As in bar 18, in the main text we give the 
hairpin entered almost certainly by Chopin into FC. In GE the mark was clearly extended, which can interfere with the performance manner intended by Chopin.
Compare the passage in the sources »
category imprint: Differences between sources
issues: Inaccuracies in GE, Scope of dynamic hairpins, Authentic corrections of FC
notation: Articulation, Accents, Hairpins