A
Main text
As - Autograph sketch
A - Autograph
FE - French edition
FE1 - First French edition
FED - Dubois copy
FES - Stirling copy
GE - German edition
GE1op - First German edtion of Op. 64
GE1Ab - First German edtion of Waltz in A♭ major
GE2op - Second German edition of Op. 64
GE2Ab - Second German edition of Waltz in A♭ major
GE3op - Corrected impression of GE2op
EE - English edition
EEC - Earliest English edition
EEW1 - First English edition
EEW2 - Revised impression of EEW1
compare
  b. 90

In A Chopin overlooked the  lowering to b (the sign is present in As). A similar mistake was committed in GE1Ab too. 

Compare the passage in the sources »

category imprint: Interpretations within context; Differences between sources

issues: Errors in GE, GE revisions, Omission of current key accidentals, Authentic corrections of FE, Inaccuracies in A

notation: Pitch

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