Concerto for Trombone (all versions)
My Concerto for Trombone was written for Joseph Alessi, and exists in two versions. Free perusal PDF scores and recordings:
Orchestral Winds + Percussion (3.2.4.2 4.3.3.1 hp pno timp 4perc cb)
Symphony Orchestra (3.2.3.2 4.3.3.1 hp pno timp 3perc strings)