Here, at last, is the chord book which every jazz and popular keyboard player needs. Yet no knowledge of intervals or scales is required in order to get the fullest benefit from it.It contains what is probably the most complete set of Chord Charts ever published, covering 576 chords in every key. It fully explains the use of modern chord symbols and the use in modern harmony of chords such as +5, -5, Sus4, 11, +11.