Op. 2, Variations in B♭ major
Op. 10, 12 Etudes
Op. 11, Concerto in E minor
Op. 21, Concerto in F minor
Op. 22, Polonaise in E♭ major
Op. 24, 4 Mazurkas
Op. 25, 12 Etudes
Op. 26, 2 Polonaises
Op. 27, 2 Nocturnes
Op. 28, 24 Preludes
Op. 30, 4 Mazurkas
Op. 35, Sonata in B♭ minor
Op. 50, 3 Mazurkas
Op. 63, 3 Mazurkas
Op. 64, 3 Waltzes
WN 37, Lento con gran espressione
In A1 one can see a correction of the 2nd accompaniment figure in this bar. Initially, Chopin simply moved the hand an octave lower: 
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Compare the passage in the sources »
category imprint: Corrections & alterations; Source & stylistic information
issues: Deletions in A, Corrections of AI
notation: Pitch
