Trombone Ensemble Bass Trombone - Level 4 - Digital Download SKU: A0.1490836 Composed by Claudio Monteverdi. Arranged by Ralph Sauer. Renaissance. 40 pages. Gordon Cherry #1067621. Published by Gordon Cherry (A0.1490836). Chorus of the Infernal Spirits by Claudio Monteverdi has been brilliantly arranged for 8-part Trombone Ensemble by Marc Williams. The music from the 1607 masterpiece L'Orfeo is taken from Act III when Orpheus makes his entrance into Hades and is praised by the Chorus for his audacity to search for his love Euridice who has died in the previous Act.The music is about 3 1/2 minutes in length for moderately advanced performers.