Chamber Orchestra - Level 3 - Digital Download SKU: A0.836815 Composed by GILSON SANTOS. Concert,Contemporary,Graduation,Instructional,Standards. Score and parts. 17 pages. Gilson Santos #6360557. Published by Gilson Santos (A0.836815). Horn octet dedicated to Professor Philip Doyle, in honor of Professors Antonio Augusto and Daniel Havens. Antonio and Daniel were great musicians and teachers of tormpa in Brazil. They left an important legacy for the instrument.