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b. 13-14

composition: (Op. 4), Sonata in C minor, Mvt IV

..

In A Chopin omitted the 5 necessary accidentals to the bottom octave notes, as well as the  to the top note of the last octave in bar 14 (a). All the accidentals were added in GE (→FE,EE,IE).
Similarly in b. 196-197.
Pencil annotations in a foreign hand – see b. 12-14.

category imprint: Interpretations within context; Differences between sources

issues: Accidentals in different octaves , GE revisions , Inaccuracies in A

b. 14

composition: (Op. 4), Sonata in C minor, Mvt IV

..

In the main text we add a cautionary  to e3.

category imprint: Editorial revisions

b. 16

composition: (Op. 4), Sonata in C minor, Mvt IV

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In the main text we add a cautionary  to f1. Chopin wrote a respective accidental only just in the next bar.

category imprint: Editorial revisions

issues: Cautionary accidentals

b. 20

composition: (Op. 4), Sonata in C minor, Mvt IV

category imprint: Differences between sources; Editorial revisions

issues: GE revisions

b. 28-29

composition: (Op. 4), Sonata in C minor, Mvt IV

..

In the main text we include the cautionary  to f3 in bar 28 (L.H.), added in GE (→FE,EE,IE). We also add a respective accidental to the R.H. (5th quaver). By contrast, we omit the poorly justified cautionary flats to a2 at the end of bar 28 (L.H.) and on the 3rd quaver in bar 29 (R.H.) present in the sources.

category imprint: Differences between sources; Editorial revisions

issues: GE revisions , Cautionary accidentals , Last key signature sign