Instrumental Duet Instrumental Duet,Viola,Violin - Level 3 - Digital Download SKU: A0.816388 Composed by Giuseppe Verdi. Arranged by Julia Samarska. Concert,Opera,Standards,World. Score and parts. 4 pages. Julia Samarska #5735605. Published by Julia Samarska (A0.816388). Giuseppe Verdi - La donna e mobile from Rigoletto arr. for string duo - violin and viola, score and parts.