Instrumental Duet Harp,Instrumental Duet,Voice - Digital Download SKU: A0.1028665 By Henry Mancini. By Henry Mancini. Arranged by HS Helbig. Oldies. Score and parts. 2 pages. Oklahannah #6681787. Published by Oklahannah (A0.1028665). This harp and voice duet is easily played on a lever harp! Sing along with yourself, or make it a duet with a friend. The chromaticism that can stump lever harpists is fixed by simply having only two strings sharpened. Fix them before beginning the piece, and you're set! .