Issues : Errors in FE

b. 43

composition: Op. 28 No. 17, Prelude in A♭ major

Arpeggio sign in A & FED

No sign in FC (→GE) & FE (→EE)

..

In A the arpeggio sign merged with the  before the second grace note (see the note on grace notes above), hence it was omitted both in FC (→GE) and FE (→EE). In FED Chopin added a diagonal slur to mark arpeggio.

category imprint: Differences between sources

issues: Annotations in teaching copies , Errors in FE , Annotations in FED , Errors resulting from corrections , Errors of FC

b. 46

composition: Op. 28 No. 17, Prelude in A♭ major

..

FE overlooked the  before the minim at the beginning of the bar (g2). The accidental was supplemented in EE and FED.

category imprint: Interpretations within context; Differences between sources

issues: Annotations in teaching copies , EE revisions , Errors in FE , Annotations in FED

b. 50

composition: Op. 28 No. 17, Prelude in A♭ major

..

FE overlooked the  before the minim at the beginning of the bar (a2). The accidental was supplemented in EE, FED and FES.

category imprint: Interpretations within context; Differences between sources

issues: Annotations in teaching copies , EE revisions , Errors in FE , Annotations in FED , Annotations in FES

b. 65

composition: Op. 28 No. 17, Prelude in A♭ major

Staccato dot in A (→FC)

No mark in FE (→EE) & GE

..

The missing staccato dot in the editions resulted from carelessness of the engravers of FE (→EE) and GE.

category imprint: Differences between sources

issues: Errors in FE , Errors in GE

b. 67-68

composition: Op. 28 No. 17, Prelude in A♭ major

 in A (→FCGE)

    in FE (→EE)

..

The lack of two pedal changes is arguably a mistake by the engraver of FE (→EE).

category imprint: Differences between sources

issues: Errors in FE