Issues : Synchronization markings

b. 58

composition: Op. 29, Impromptu in A♭ major

 
 
 
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In FED Chopin added the sign of synchronisation of the R.H. and the L.H.

category imprint: Differences between sources

issues: Annotations in teaching copies , Synchronization markings

b. 74

composition: Op. 29, Impromptu in A♭ major

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In FED Chopin added a sign specifying the manner of performing the trill – synchronisation with the L.H.

category imprint: Differences between sources

issues: Annotations in teaching copies , Synchronization markings