Amazon.com description: Product Description: A detailed study of the use of cocaine in Arthur Conan Doyle's immortal Detective stories. It provides an insight into the attitudes prevalent in the late nineteenth century toward the use of and addiction to cocaine. The authors trace the effects of Holmes's drug habit on his career as a detective and on his relationship with Doctor Watson. The concise and interesting style is enhanced by many illustrations giving graphic historical perspective to the narrative. The book is a must for the Holmes buff and for those interested in early Anglo-American beliefs about cocaine and its effects. The text and format were planned by James A. Rock and Jack Tracy, typography by Lynne A. Rock.