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b. 51

composition: Op. 35, Sonata in B♭ minor, Mvt I

..

FE1 (→FE2) has an e as the bottom note of the 1st minim in the L.H. This patent error was corrected in FE3 (→FE4). The remaining sources also include the correct text.

category imprint: Differences between sources

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

b. 52-53

composition: Op. 35, Sonata in B♭ minor, Mvt I

 in GC (→GE)

No sign in FE (→EE)

..

In the main text we include the  hairpin written only in GC (→GE), analogously to bar 50.

category imprint: Differences between sources

issues: Authentic corrections in GC

b. 52-53

composition: Op. 35, Sonata in B♭ minor, Mvt I

Arpeggio signs in GC (→GE) & EE2

No signs in FE (→EE1)

..

In the main text we include two arpeggios written in GC (→GE). The signs were added also in EE2.

category imprint: Differences between sources

issues: EE revisions

b. 52

composition: Op. 35, Sonata in B♭ minor, Mvt I

 on G in GC (→GE) & FE

 on A in EE

..

The  sign was placed in FE so inaccurately (before the G note) that EE misplaced it at the beginning of the bar.

category imprint: Interpretations within context; Differences between sources

issues: Errors in EE

b. 52

composition: Op. 35, Sonata in B♭ minor, Mvt I

..

In the main text, we add a cautionary  at e1. It was also added in GE2.

category imprint: Differences between sources; Editorial revisions