This collection of 33 trios contains music from the medieval period to the jazz era. Includes works by Morley, Purcell, Haydn, Mozart, Schubert and more. The two upper parts can be played on trumpets, and the lowest part on the trombone, tenor horn or baritone horn. (In addition to the score and the two trumpet parts, this publication also includes the lowest part written in the treble clef and one in the bass clef as well.) Score & parts.