Issues : Deletions in A

b. 17-18

composition: Op. 50 No. 1, Mazurka in G major

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There is a visible correction in A1: deletion of the double bar line before b. 17. According to us, the change was introduced by Chopin in an already finished manuscript, perhaps at the time of writing [A2]; anyway, after the slurs had been written. 

category imprint: Corrections & alterations; Source & stylistic information

issues: Corrections in A , Deletions in A

b. 92

composition: Op. 50 No. 1, Mazurka in G major

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There is a visible deletion at the beginning of the bar on the top stave in A1. It was most probably the original version in the form of the f1-c2 fifth.

category imprint: Corrections & alterations; Source & stylistic information

issues: Corrections in A , Deletions in A

b. 93-95

composition: Op. 50 No. 1, Mazurka in G major

3 slurs in A1 (→FEEE)

1 slur in GE

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Both authentic versions of the slurring may be considered equal. In the main text we give the version of A1 due to the reasons indicated in the note to b. 74-75 (one of them being the deletion of the continuous slur over b. 93 in A1 and the addition of a corresponding ending of the slur over the 1st crotchet in that bar and of the beginning of a new slur over the 2nd crotchet).

category imprint: Differences between sources; Corrections & alterations

issues: Corrections in A , Deletions in A

b. 94-97

composition: Op. 50 No. 1, Mazurka in G major

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Chopin performed changes to the R.H. part notation in A1, which is proven by 3 deletions each in b. 94 and 97 and one in b. 95. Below a possible reconstruction of the original notation:
.

category imprint: Corrections & alterations; Source & stylistic information

issues: Corrections in A , Deletions in A