Instrumental Duet,Piano Harpsichord,Instrumental Duet,Organ,Piano - Level 3 - Digital Download SKU: A0.990484 Composed by Mitch Boucher. Baroque. Score and parts. 1 pages. Mitch Boucher #6490573. Published by Mitch Boucher (A0.990484). This is a small keyboard piece which I wrote in my head.