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b. 78

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

..

In A there is no cautionary  before c1. It was added in GE (→FEEE).

category imprint: Differences between sources

issues: GE revisions

b. 79

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

..

In the main text we add cautionary flats before the 1st quaver in the bar.

category imprint: Editorial revisions

b. 81

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

..

In the main text we add a cautionary  before a3.

category imprint: Editorial revisions

b. 84

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

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In A one can see a correction of the group of semiquavers. The six-note version of this motif was removed, such as used by Chopin in bar 92.

category imprint: Corrections & alterations; Source & stylistic information

issues: Corrections in A , Main-line changes

b. 84

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

e-g in A & FED

c-e in GE (→FEEE)

..

The version of the editions is undoubtedly erroneous, which is proved by the Chopin correction in FED, restoring the text of A.

category imprint: Differences between sources

issues: Annotations in teaching copies , Annotations in FED , Errors in GE , Terzverschreibung error