Issues : Authentic corrections of FE

b. 19

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

A flat in the version of FE (→EE) corrected by Chopin.

e flat in A (→GE)

category imprint: Differences between sources; Corrections & alterations

issues: Accompaniment changes , Authentic corrections of FE

b. 20

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

..

In A Chopin forgot to repeat the tie sustaining a flat1 in the new system. This most probably caused an error in GE1, where that tie is missing. The error was corrected, probably by Chopin, in FE (→EE), it was also rectified in GE2.

category imprint: Interpretations within context; Differences between sources

issues: Errors in GE , Errors of A , Authentic corrections of FE

b. 20

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

Prolongation of B double flat w FE (→EE)

No prolongation in  A (→GE)

..

Chopin's correction of FE.

category imprint: Differences between sources; Corrections & alterations

issues: Accompaniment changes , Authentic corrections of FE

b. 21-22

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

Slurs added by Chopin in the proofing of FE (→EE)

The earlier version of A (→GE)

category imprint: Differences between sources; Corrections & alterations

issues: Authentic corrections of FE

b. 21

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

A wedge in A

A dot in GE

The sign was removed in the proofing of FE (→EE)

..

The engraver of GE rendered the wedge from A as a dot. That sign is very poorly visible in FE; this may be due to faulty printing (cf. bar 1), but it is more probable that Chopin removed the dot while proofing FE (→EE).

category imprint: Differences between sources

issues: Inaccuracies in GE , Authentic corrections of FE