Euphonium,Piano - Digital Download SKU: A0.504032 By Donald Vernon Miller II. By Donald Vernon Miller II. Arranged by Donald Vernon Miller II. 20th Century,Classical,Jazz. Score and part. 8 pages. Published by Donald Vernon Miller II (A0.504032). Sonatina for euphonium and piano. Composed by Donald Vernon Miller II when he was a graduate student at Central Michigan University in 1993.