Instrumental Duet Flute,Instrumental Duet,Piano - Level 4 - Digital Download SKU: A0.938207 Composed by Michael Williamson. 20th Century,Contemporary. Score and parts. 19 pages. Island Point Music #43991. Published by Island Point Music (A0.938207). Theme and Variations for solo flute with piano accompaniment is at the medium difficult level. The form of the composition is theme with 8 variations. The piece has flowing melodic sections with variations that test players technical skill and would be a good addition to a flutists repertoire.