16 Favourite Hymns Vol.1 for Trumpet and Trombone Duet for Trumpet,Trombone,Brass Duet written by Various. The format of this sheet music is Score and it’s published by David McKeown. 16 Favourite Hymns Vol.1 for Trumpet and Trombone Duet is part of the following sheet music categories: Christian,Sacred,Praise & Worship,General Worship,Repertoire.