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b. 31

composition: Op. 64 No 3, Waltz in A♭ major

Slur from a1 in A, GE2op (→GE3op) & GE2Ab.

Slur from g2 in FE (→GE1op,GE1Ab,EE)

..

Same as in bar 15, the moment of the division of the slur in A is not entirely legible. In the main text we give the most natural, as far as the piano technique is concerned, division after the 3rd quaver in the bar.

category imprint: Graphic ambiguousness; Differences between sources

issues: Inaccurate slurs in A , GE revisions

b. 33

composition: Op. 64 No 3, Waltz in A♭ major

..

A cautionary , added in FE (→GE,EE), before dis certainly justified after the five-bar-long cadenza in E major.

category imprint: Differences between sources

issues: Cautionary accidentals , Authentic corrections of FE

b. 36

composition: Op. 64 No 3, Waltz in A♭ major

..

In GE1Ab there are no pedal markings.

category imprint: Differences between sources

issues: Errors in GE

b. 39

composition: Op. 64 No 3, Waltz in A♭ major

..

In the main text we add a cautionary  before a2.

category imprint: Editorial revisions

b. 42

composition: Op. 64 No 3, Waltz in A♭ major

..

The overlooked by Chopin  lowering g1 to gwas added only in EEW2.

category imprint: Interpretations within context; Corrections & alterations

issues: EE revisions , Errors in FE , Errors in EE , Errors in GE , Omission of current key accidentals , Errors of A