Book 102 pagesStudy of Chord Progressions. This is the definitive study of chord progressions of hundreds of carefully chosen tunes from the jazz musician's repertoire, comparing them, linking them together by commonalities, and codifying harmonic traits that will clarify the reader's understanding of how progressions "work". It not only provides the means to learn and memorize tunes more easily, but also becomes the key to acquiring the skill to cognize progressions by ear!