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b. 48-50

composition: Op. 10 No 7, Etude in C major

..

In A (→FE) there are no flats lowering b(1) to b(1) in bars 48 and 50. These evident errors were corrected in GE and EE (the accidental in bar 48 was added only in EE4).

category imprint: Differences between sources

issues: EE revisions , Accidentals in different octaves , GE revisions , Errors of A

b. 49-51

composition: Op. 10 No 7, Etude in C major

..

The cautionary naturals before the c-c1 octave in bar 49 and C-c in bar 51 were added in FE (→GE,EE).

category imprint: Differences between sources

issues: Cautionary accidentals , Authentic corrections of FE

b. 49-51

composition: Op. 10 No 7, Etude in C major

..

The cautionary naturals before f1 in bar 49 and in bar 51 were added in FE (→GE) and EE4. The accidental in bar 51 is also included in EE3.

category imprint: Differences between sources

issues: Errors in EE , Cautionary accidentals , Authentic corrections of FE

b. 58

composition: Op. 10 No 7, Etude in C major

..

EE3 overlooked the bass clef at the end of the bar. The error was corrected in EE4.

category imprint: Differences between sources

issues: Errors in EE