Instrumental Duet English Horn,Guitar,Instrumental Duet - Level 3 - Digital Download SKU: A0.577663 Composed by David Warin Solomons. 20th Century,Contemporary. Score and parts. 8 pages. David Warin Solomons #2807749. Published by David Warin Solomons (A0.577663). Variations on a melody composed to represent the antics of Arlecchino (Harlequin).