Page:
Source:
p. 1, b. 1-25
A - Autograph
Prezentacja
Select
In A one can see that three accidentals were crossed out; it seems that Chopin wrote them "just in case." Afterwards, it turned out that they were superfluous – the 
before the penultimate note in b. 3 and the flats before d
3 and g2 in b. 4. (We give the before a3 in our transcriptions due to the division of the bar between the lines.)
Compare the passage in the sources »
category imprint: Source & stylistic information
issues: Cautionary accidentals, Deletions in A
notation: Pitch
Missing markers on sources:
A, FC, FE1, FE2, FED, FEJ, FES, FESch, GE1, GE2, GE3, EE1, EE2, EE1a