Publisher Desc.  Explores lead lines, chord symbols, progressions and inversions, plus many other techniques needed to form a solid base for improvisation.KM16 - Vol IIKM21 - vol. IIIThe IMPROV books are designed for the piano student who wants to know more about improvising and the music of his own era. These books do not pretend to instruct the advanced jazz or popular pianist. They are written with the hope that they will serve as departure points, "jumping off spots" to get you started in this marvelously creative art. Each IMPROV book abounds in original compositions that are improvisational in nature.