Orlando Fraga
https://orlandofraga.blogspot.com
The 1992 revelation to the public of the manuscripts of the 12 Études for Guitar by Heitor Villa-Lobos has raised some controversy because of the inconsistency of text between these same manuscripts and their printed version. To date, five different sets of manuscripts in varying stages of completeness are known. Although it is possible with the help of the manuscripts to deepen the interpretation of various aspects of the work, this paper will direct only those concerning the interpretative technique, particularly fingering, marks of expression, repetition signs, omitted sections, that emerged as the results of the comparison between the manuscripts and the printed score.
Villa- Lobos 12 Études: how the manuscripts affect the performance