Original: Six Duos, Op. 9. Six Duos, Op. 9 composed by Felix-Jean Prot. Viola sheet music. Edited by Kenneth Martinson. Level 5.
Oversettelse: Seks Duos, Op. 9. Seks Duos, op. 9 komponert av Felix-Jean Prot. Viola noter. Redigert av Kenneth Martinson. Nivå 5.