This volume investigates the foundational principles of traditional harmonic progression and voice leading within the context of Western classical music. R. O. Morris, a noted musicologist and educator, utilizes a pedagogical framework rooted in the study of historical counterpoint and functional harmony. The text presents a systematic approach to understanding chord construction, modulation, and the logical arrangement of musical parts.

Experts frequently cite this work as a rigorous, foundational text for students of music theory. Readers often note the technical density of the prose, which requires a solid grasp of musical notation to fully comprehend the exercises provided.