Instrumental Duet Instrumental Duet,Organ,Trumpet - Level 3 - Digital Download SKU: A0.533157 Composed by Gian Paolo Chiti. 20th Century,Contemporary,Sacred,Standards. Score and parts. 22 pages. Musik Fabrik Music Publishing #1791717. Published by Musik Fabrik Music Publishing (A0.533157). A meditative work for trumpet and organ by the noted Italian composer. The set includes parts for trumpet in C and Bb.