This volume investigates the complex evolution of J.R.R. Tolkien's The Hobbit, examining how the narrative transformed from a private fireside story into a foundational work of modern fantasy. John D. Rateliff, a scholar of Tolkien's work, utilizes original manuscripts, early drafts, and personal correspondence to document the creative process behind the text. By analyzing the revisions made before and after the initial 1937 publication, the book provides a rigorous framework for understanding how Tolkien's mythology and professional background shaped the final narrative.

This work is regarded as a definitive scholarly resource for those interested in the textual history and development of Tolkien's legendarium. The depth of the annotations and the inclusion of primary source material make it a standard reference for academic study of the author's creative process.