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b. 303

composition: Op. 31, Scherzo in B♭ minor

..

Both here and in b. 305 Chopin crossed out the  marks in A and replaced them with double grace notes, like in b. 278 & 280.

category imprint: Corrections & alterations; Source & stylistic information

issues: Corrections in A , Deletions in A

b. 303

composition: Op. 44, Polonaise in F♯ minor

Quavers e-b in GE

Quavers c-e-b in FE (→EE)

..

In the main text we include the c notes added in the four quaver chords at the time of proofreading of FE (→EE), almost certainly by Chopin.

category imprint: Differences between sources

issues: Authentic corrections of FE

b. 303

composition: Op. 44, Polonaise in F♯ minor

 in GE

in FE (→EE)

..

In GE the trill is written down without a wavy line after the  mark. In the main text we give the more suggestive version of FE (→EE).

category imprint: Differences between sources

b. 303

composition: Op. 49, Fantaisie in F minor

..

In FE there is no bottom voice crotchet under the pair of quavers at the end of the bar. The patent mistake was corrected in FE2 (→EE).

category imprint: Differences between sources

issues: Errors in FE , FE revisions

b. 304

composition: Op. 39, Scherzo in C♯ minor

 in EE, GC, FE & GE2

No marking in GE1

..

The absence of  in GE1 is definitely an oversight, and it got corrected in GE2.

category imprint: Differences between sources

issues: Errors in GE