CONTENTS Introduction Key, or Tonality The General Laws of Part-Writing The Diatonic Triads of the Major Key The Inversions of the Triads of a Major Key The Minor Key: Its Diatonic Triads and Their Inversions The Chord of the Dominant Seventh Key Relationship -- Modulation to Nearly Related Keys -- False Relation Unessential Discords -- Auxiliary Notes, Passing Notes, and Anticipations Unessential Discords -- Suspensions The Chord of the Dominant Ninth The Chord of the Dominant Eleventh The Chord of the Dominant Thirteenth Chromatic Triads -- The Chromatic Scale Chromatic Cords of the Seventh Chromatic Cords of the Ninth -- False Notation -- Enharmonic Modulation Chromatic Cords of the Eleventh and Thirteenth The Chord of the Augmented Sixth Pedals Harmony in Fewer and More than Four Parts Appendix A. The Ecclesiastical Modes Appendix B. The Harmonic Series