Instrumental Duet Cello,Instrumental Duet,Viola - Level 4 - Digital Download SKU: A0.580869 Composed by David Warin Solomons. 20th Century,Contemporary. Score and parts. 7 pages. David Warin Solomons #6249025. Published by David Warin Solomons (A0.580869). This was originally written for, and performed by, the violinist Daniel Mihai (with me vocalising the accompaniment) back in 2013