The traces of erasure, visible in A, allow to read the original version of the 1st half of the bar, in which the last note was an a1. In this version, the 3rd and 4th quavers were written in the treble clef, in which the removed note was written; however, it is unknown whether the correction of the moment of the beginning of the slur is to be linked to the change of the last note.
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category imprint: Corrections & alterations; Source & stylistic information
issues: Corrections in A, Accompaniment changes
notation: Pitch