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b. 144

composition: Op. 50 No. 3, Mazurka in C♯ minor

..

In the main text we add a cautionary  before a.

category imprint: Editorial revisions

b. 144-145

composition: Op. 44, Polonaise in F♯ minor

1 slur in GE & FE

..

The additional slur is an arbitrary revision by EE.

category imprint: Differences between sources

issues: EE revisions

b. 144

composition: Op. 23, Ballade in G minor

category imprint: Corrections & alterations; Source & stylistic information

issues: Corrections in A , Deletions in A , Accompaniment changes , Authentic corrections of FE

b. 144

composition: Op. 23, Ballade in G minor

..

In the main text we add a cautionary  to f2. The accidental was also added by EE.

category imprint: Differences between sources; Editorial revisions

issues: EE revisions

b. 144-145

composition: Op. 23, Ballade in G minor

..

In A one can see that the slurs were being combined; initially, they encompassed one bar each.

category imprint: Corrections & alterations

issues: Corrections in A