Concerto Alto Trombone Feature - from Serenata in D - Score & Parts - Eighth Note Publications Author:Wolfgang Amadeus Mozart, Bill Bjornes This is a piece of standard repertoire that has been skillfully arranged to feature the alto trombone in a standard brass quintet setting. Now these terrific solos can be used in concerts, recitals and masterclasses, not with just piano accompaniment, but as chamber music.