Musical Method for Trombonists, Books 1-3 by Brian Allen
(Beginning through Advanced, children & adults ages 10+)
Click above for details on each book +
accompanying play-along recordings and playlists.
Level 1 on Amazon https://a.co/d/bneJPOQ
Level 2 on Amazon https://a.co/d/gzA9enS
Level 3 on Amazon https://a.co/d/9JCBmw1
Individual ordering links above.