This volume contains a fascinating treatise on the material of musical composition, its gradual growth, and its elementary use. Although old, much of the information in this book is still relevant and will be of considerable utility to those with an interest in music theory. The chapters of this volume include: "The Principle of Chords", "The Ecclesiastical Modes and the Modern Scalic System", "Principles of Melodic Progression", "Ear - Training in Them", "Further Preliminaries in Ear-Training", "The Triads of the Major Key in Root Position", etcetera. Many vintage texts such as this are increasingly scarce and expensive, and it is with this in mind that we are republishing this book now, in an affordable, high-quality, modern edition. It comes complete with a specially commissioned biography of the author.