Instrumental Duet Instrumental Duet,Piano - Level 1 - Digital Download SKU: A0.803606 Composed by Traditional. Arranged by Phyllis Hopper and Cathia Krehbiel. Concert,Holiday,Instructional,Love. Score and parts. 4 pages. HopSez Productions #6696591. Published by HopSez Productions (A0.803606). This dorian mode folk song is arranged for an early piano student; the secundo part is designed to be played by a teacher or more advanced student on the same piano.