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
Op. 63 No. 1, Mazurka in B major
in 
in AI is one of many signals that the original Chopinesque concept of the middle section of the Mazurka was evidently more subdued, delicate and with a smaller number of contrasts than the final one.
Compare the passage in the sources »
category imprint: Differences between sources; Corrections & alterations
notation: Verbal indications
