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b. 69

composition: Op. 30 No. 4, Mazurka in C# minor

..

In FE there is no  raising a to a. The patent inadvertence, typical of Chopin, was corrected in EE. The correct text is also to be found in FC (→GE).

category imprint: Interpretations within context; Differences between sources

issues: EE revisions , Accidentals in different octaves , Inaccuracies in FE

b. 73

composition: Op. 30 No. 4, Mazurka in C# minor

..

FE (→EE) has no accidental before the R.H. semiquaver. The lack of a  raising e2 to e2 is an obvious error in this context (cf. bar 89).

category imprint: Interpretations within context; Differences between sources

issues: Errors in FE , Omission of current key accidentals , Errors repeated in EE

b. 74-76

composition: Op. 30 No. 4, Mazurka in C# minor

No indications in FC (→GE)

ten. in FE (→EE)

..

Both ten. in bars 74 and 76 were added by Chopin either while proofreading FE or to the basis thereof.

category imprint: Differences between sources; Corrections & alterations

issues: Authentic corrections of FE

b. 74-76

composition: Op. 30 No. 4, Mazurka in C# minor

Long accents in FC (→GE)

Short accents in FE (→EE)

..

The long accents in bars 74 and 76 were added to FC (→GE) by Chopin.

category imprint: Graphic ambiguousness; Differences between sources

issues: Long accents , Authentic corrections of FC

b. 75

composition: Op. 30 No. 4, Mazurka in C# minor

..

We add cautionary naturals before e2 and e-e1 in the main text.

category imprint: Editorial revisions