New tune a day book for Trombone Book 1, Book & Cd for the first time the original books have been completely rewritten with new music and the latest instrumental techniques for the new generation of musicians, The books have the same logical,gentle pace, and keen attention to detail, but with a host of innovations: the inclusion of an audio Cd-with actual performances & backing tracks-will make practice even more fun and exciting, with explanatory diagrams & photgraphs included.