Page: 
Source: 
p. 3, b. 1-8
p. 1
p. 2
p. 3, b. 1-8
p. 4, b. 9-17
p. 5, b. 18-26
p. 6, b. 27-35
p. 7, b. 36-57
p. 8, b. 58-67
p. 9, b. 68-76
p. 10, b. 77-87
PE - First Polish Edition
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JC - Jędrzejewicz Copy
PE - First Polish Edition
EF - Editions by Fontana
FEF - French edition by Fontana
GEF - German edition by Fontana
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  b. 5-6

In JC, there are no flats lowering a and a1 into a and a1. The undeniable oversight of Chopin in [A] (→JC) is revealed by the cautionary  before in bar 7. 

Compare the passage in the sources »

category imprint: Differences between sources

issues: Cautionary accidentals, Omission of current key accidentals, Errors of JC

notation: Pitch