Leopold Godowsky: 53 Studies on the Chopin etudes
No. 1 in C major, Op. 10, No. 1 (1st version)
No. 2 in D flat major, Op. 10, No. 1 (2nd version)
No. 3 in A minor, Op. 10, No. 2 (1st version)
No. 4 in A minor, Op. 10, No. 2, "Ignis fatuus" (2nd version)
No. 5 in D flat major, Op. 10, No. 3
No. 6 in C sharp minor, Op. 10, No. 4
No. 7 in G flat major, Op. 10, No. 5 (1st version)
No. 8 in C major, Op. 10, No. 5 (2nd version)
No. 9 in A minor, Op. 10, No. 5, "Tarantella" (3rd version)
No. 10 in A major, Op. 10, No. 5, "Capriccio" (4th version)
No. 11 in G flat major, Op. 10, No. 5 (5th version)
No. 12 in G flat major, Op. 10, No. 5 (6th version)
No. 12a in G flat major, Op. 10, No. 5 (7th version)
No. 13 in E flat minor, Op. 10, No. 6
No. 14 in C major, Op. 10, No. 7, "Toccata" (1st version)
No. 15 in G flat major, Op. 10, No. 7, "Nocturne" (2nd version)
No. 15a in E flat major, Op. 10, No. 7 (3rd version)
No. 16 in F major, Op. 10, No. 8 (1st version)
No. 16a in G flat major, Op. 10, No. 8 (2nd version)
No. 17 in C sharp minor, Op. 10, No. 9 (1st version)
No. 18 in F minor, Op. 10, No. 9 (2nd version) (imitation of Op. 25, No. 2)
No. 18a in F sharp minor, Op. 10, No. 9 (3rd version)
No. 19 in D major, Op. 10, No. 10 (1st version)
No. 20 in A flat major, Op. 10, No. 10 (2nd version)
No. 21 in A major, Op. 10, No. 11
No. 22 in C sharp minor, Op. 10, No. 12
No. 23 in A flat major, Op. 25, No. 1 (1st version)
No. 24 in A flat major, Op. 25, No. 1 (2nd version)
No. 25 in A flat major, Op. 25, No. 1 (3rd version)
No. 26 in F minor, Op. 25, No. 2 (1st version)
No. 27 in F minor, Op. 25, No. 2, "Waltz" (2nd version)
No. 28 in F minor, Op. 25, No. 2 (3rd version-A)
No. 28 in F minor, Op. 25, No. 2 (3rd version-B)
No. 28a in F sharp minor, Op. 25, No. 2 (4th version)
No. 29 in F major, Op. 25, No. 3 (1st version)
No. 30 in F major, Op. 25, No. 3 (2nd version)
No. 31 in A minor, Op. 25, No. 4 (1st version)
No. 32 in F minor, Op. 25, No. 4, "Polonaise" (2nd version)
No. 33 in E minor, Op. 25, No. 5 (1st version)
No. 34 in C sharp minor, Op. 25, No. 5, "Mazurka" (2nd version)
No. 35 in B flat minor, Op. 25, No. 5 (3rd version)
No. 36 in G sharp minor, Op. 25, No. 6
No. 38 in D flat major, Op. 25, No. 8
No. 39 in G flat major, Op. 25, No. 9 (1st version)
No. 40 in G flat major, Op. 25, No. 9 (2nd version)
No. 41 in B minor, Op. 25, No. 10
No. 42 in A minor, Op. 25, No. 11
No. 43 in C sharp minor, Op. 25, No. 12
No. 44. Nouvelle Etude No. 1 in F minor
No. 45. Nouvelle Etude No. 2 in E major (1st version)
No. 45a. Nouvelle Etude No. 2 in D flat major (2nd version)
No. 46. Nouvelle Etude No. 3 in G major, "Minuetto"
No. 47 in G flat major, Op. 10, No. 5 and Op. 25, No. 9, "Badinage"
No. 48 in F major, Op. 10, No. 11 and Op. 25, No. 3
