, dyads, chords, arpeggios, modes and scales that are specific to each harmonica key. There is also a special section in each book showing other types of diatonic harmonicas and the variations unique to them likeâ??extreme bending, low-tuned, octave and tremolo-tuned models and more. Have you ever wondered which harmonica is the best one to use when you"re ready to play a tune? Have you ever sat with a lap full of harmonicas desperately trying one after another, searching for the key that has all of the right notes? The Complete 10-hole Diatonic Harmonica Series is the definitive music reference guide that resolves those dilemmas and more. The B-Flat Harmonica Book is packed with information about chords, arpeggios, modes, positions, scales, bends, overbends and basic music theory unique to the 10-hole B-Flat major diatonic harp. Learn how to effectively play blues scales in seven different keys. It"s simple. If you have a B-Flat harmonica you should own the B-Flat Harmonica Book.