Eminently readable despite the complexity of its subject, "Fugal Composition: A Guide to the Study of Bach's 48" guides the reader in studying the 48 fugues of the composer's "Well-Tempered Clavier." Author Joseph Groocock analyzes each of the fugues individually, both verbally and diagrammatically, and includes such elements as overall structure, episodes, stretto, subsidiary subjects, and countersubjects. The appendices and index furnish a ready reference for the scholar or researcher seeking information or guidance on specific points.

Meanwhile, the volume's editor supplies...