Issues : Omission of current key accidentals

b. 36

composition: Op. 27 No 2, Nocturne in D♭ major

..

A has no   raising a flat1 to a1. The mistake was already corrected in GE (FE>EE). We remove the unnecessary  before c sharp2.

category imprint: Differences between sources

issues: GE revisions , Omission of current key accidentals , Authentic corrections of GE

b. 36

composition: Op. 27 No 2, Nocturne in D♭ major

..

In A (→GE1) there are no naturals raising e flat to e and E flat to E. The accidentals were supplemented in the proofing of FE (→EE), yet the first one was mistakenly placed before the 6th note. GE2 has the correct text.

category imprint: Interpretations within context; Differences between sources

issues: GE revisions , Omission of current key accidentals , Authentic corrections of FE

b. 37

composition: Op. 27 No 2, Nocturne in D♭ major

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Missing in A (→GE1FEEE) is the  before the 6th note in the left hand. This patent inaccuracy of Chopin's notation was corrected in GE2.

category imprint: Differences between sources

issues: GE revisions , Omission of current key accidentals

b. 38

composition: Op. 27 No 2, Nocturne in D♭ major

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The  raising g flat to g sharp can only be found in GE2. Omission of that type of accidental is among Chopin's most frequent mistakes.

category imprint: Differences between sources

issues: Accidentals in different octaves , GE revisions , Omission of current key accidentals

b. 39

composition: Op. 27 No 2, Nocturne in D♭ major

..

In most sources the  and  are missing before the lower notes of the 2nd and 3rd semiquaver in the 2nd half of the bar. This patent omission was corrected in GE2.

category imprint: Interpretations within context; Differences between sources

issues: GE revisions , Omission of current key accidentals