Issues : Omissions to cancel alteration

b. 77

composition: Op. 21, Concerto in F minor, Mvt II

..

The  returning ein the descending fragment of the roulade is absent in all sources, which is undoubtedly Chopin's mistake. EE added flats restoring e2 and dat the end of the bar – an addition justified in the original notation with the use of an octave sign in the uppermost fragment of the roulade.

category imprint: Interpretations within context; Editorial revisions

issues: EE revisions , Omissions to cancel alteration