(Book). Key signatures and chord symbols are doors to facility at the keyboard doors too often locked by insufficient understanding. This guide unlocks them with clear, simple explanations. Features: major and minor scales * guidelines for scale fingering * chord charts which include major, minor, augmented, seventh, ninth, eleventh, major seventh, major nonth, minor seventh, sixth, minor sixth and diminished chords in all positions * formulas and symbols for altered chords a simplified forming complex chords * A glossary of music terms * The easy-to-read text, concise definitions, and illustrations provide an invaluable reference guide for your musical pursuits.