This volume serves as a comprehensive reference guide designed to evaluate and categorize essential rock albums for the serious music listener. The author, Gary Graff, utilizes a team of music journalists and critics to provide a structured, critical assessment of the most significant recordings in rock history. The book employs a rating system and detailed commentary to help readers navigate the vast landscape of rock discography, focusing on artistic merit and historical impact.

The text is regarded as a functional tool for music collectors and enthusiasts seeking an organized overview of rock history. Its systematic approach provides a clear, objective framework for evaluating the significance of individual albums within the broader rock canon.