In "Memoranda on Poisons," Thomas Hawkes Tanner presents a comprehensive exploration of toxicological substances, intertwining scientific rigor with an accessible literary style that reflects the Victorian era's burgeoning fascination with chemistry and medicine. Tanner meticulously catalogues a vast array of poisons, discussing their properties, effects, and various applications in both medicinal and criminological contexts. His systematic approach not only serves as a reference for medical practitioners of the time but also engages readers with compelling anecdotes and historical case studies, situating the discourse within the broader context of 19th-century scientific inquiry and societal apprehensions surrounding toxic agents. Thomas Hawkes Tanner was a prominent physician and author, whose extensive background in medicine and toxicology frames his authoritative voice in "Memoranda on Poisons." His experiences navigating the complexities of medical practice in an era of rapid scientific advancement likely influenced his desire to publish this work. Tanner's commitment to a clearer understanding of poisons arose amid growing public concern over their use in crime, medicine, and agriculture, reflecting the duality of fascination and fear characterizing the period. Readers interested in the intersection of science, medicine, and literature will find "Memoranda on Poisons" an invaluable addition to their collection. Tanner's insightful analysis not only broadens our comprehension of poisons but also provides a lens through which to understand the cultural climate of Victorian society, inviting deeper contemplation on the implications of toxic substances in our lives.