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b. 66-67

composition: Op. 29, Impromptu in A♭ major

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In the sources, the indication m.v. is placed between the pentagrams. We put the complete term mezza voce over the upper pentagram.

category imprint: Differences between sources

b. 67

composition: Op. 29, Impromptu in A♭ major

..

FE is lacking the accent on the 1st crotchet in the R.H.

category imprint: Differences between sources

b. 67

composition: Op. 29, Impromptu in A♭ major

..

In A the lower arm of the hairpins is slightly longer, yet their range is clear – they reach the last note in the bar. FE is lacking the crescendo hairpins. In EE they were put over the upper pentagram, which can stem from the notation of the lost base text (we find a similar manner of the hairpins' notation in A in bar 51). 

category imprint: Differences between sources

b. 67-70

composition: Op. 29, Impromptu in A♭ major

category imprint: Graphic ambiguousness

issues: Inaccurate slurs in A

b. 69

composition: Op. 29, Impromptu in A♭ major

 
 
 
..

In A Chopin corrected the  indication into ; it is the form in which it was put in GE. EE features , which could be assumed as a remaining part of the original notation in the lost base text. In FE the indication of dynamics was omitted.

 

 

category imprint: Differences between sources

issues: Corrections in A