Discrepancies in the marking of the note a
1 in bar 71 with an ornament should be analysed with taking into account the analogy with bars 67 and 75. At the beginning of bars 67, 71 and 75 GE has 
,while FE (→ EE) have 
only in bar. 75. In that context both markings mean the same, yet it is not clear whether Chopin ultimately wanted to have only in bar 75, or also in bars 67 and 71, therefore we supplement the musical notation with the sign in parentheses.
Compare the passage in the sources »
category imprint: Interpretations within context; Differences between sources
issues: Errors in FE, Authentic corrections of FE
notation: Articulation, Accents, Hairpins