Gospel For Two - Curnow, Duets Bb Instruments,Book & CD. Contains 10 unaccompanied duets. These easy duets are designed to allow the average to advanced players the opportunity to perform 10 familiar Gospel songs in school, in church or any social occasion. No accompaniment is nessessary. They may be played by any combination of woodwind, brass, string or mallet percussion instruments, Songs Inc: Amazing Grace, Swing Low Sweet Chariot, Face To Face, Nobody Knows The Trouble I've Seen, and More.