William Wynn Westcott's 'Collectanea Hermetica' serves as a thorough anthology of Hermetic writings, exploring the esoteric tradition that intertwines philosophy, mysticism, and alchemical principles. Westcott's literary style is characterized by an analytical yet reverent approach, bringing together ancient texts and their commentaries in a format that is both accessible and intellectually enriching. The book encompasses a range of historical sources, from the Corpus Hermeticum to various later interpretations, contextualizing them within the broader scope of Western occult thought and the intellectual milieu of the late 19th century. Westcott (1848–1925) was not only a physician but also a prominent scholar of the occult, closely associated with the Hermetic Order of the Golden Dawn. His profound exploration of mystical traditions and ancient philosophies may stem from his dual involvement in science and mysticism. This unique perspective led him to illuminate the parallels between the material and spiritual realms, making 'Collectanea Hermetica' a critical reflection of his scholarly pursuits and beliefs. For readers interested in the intersection of mysticism and intellect, 'Collectanea Hermetica' is an indispensable resource. It is highly recommended for scholars, practitioners of the occult, and any curious minds seeking to delve into the rich tapestry of Hermetic traditions. Westcott's work not only preserves these ancient teachings but also invites contemporary readers to engage with the timeless wisdom they convey.