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b. 55

composition: Op. 45, Prelude in C♯ minor

No markings in FE (→EE1)

Pedalling in GE

..

Lack of pedal marks in FE (→EE1) may be an omission of the engraver of FE1 or of Chopin himself in [A1].

category imprint: Differences between sources

issues: EE revisions , Errors in FE

b. 55-58

composition: Op. 45, Prelude in C♯ minor

cresc. - - - in FE

cresc. in GE

cre - scen - do in EE

..

In the main text we give the indication cresc. after the more accurate notation of FE. Dividing the indication into syllables is a characteristic manner of Wessel's editions. 

category imprint: Differences between sources

issues: EE revisions

b. 55

composition: Op. 45, Prelude in C♯ minor

..

In FE1 there are no naturals lowering F to Ff to and c1 to c(the 2nd, 6th and 7th quavers). The accidentals were added in FE2 and EE. GE also has a correct text.  

category imprint: Differences between sources

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

b. 56-57

composition: Op. 45, Prelude in C♯ minor

No markings in FE (→EE) & GE

Our suggestion

..

We propose an addition to the authentic pedalling on the basis of analogous figures in bars 32-33.

category imprint: Editorial revisions

b. 56

composition: Op. 45, Prelude in C♯ minor

..

FE has a  before the 1st note of the passage, which is a patent error corrected in EE.

category imprint: Differences between sources

issues: EE revisions , Errors in FE