Forty Years of Scotland Yard is a memoir written by Frederick Porter Wensley, who served in the Criminal Investigation Department of Scotland Yard for his entire career. The book is a detailed account of his experiences as a detective, including his involvement in high-profile cases such as the Houndsditch Murders and the Sidney Street Siege. Wensley provides insight into the inner workings of Scotland Yard and the challenges faced by detectives in solving complex crimes. He also discusses the evolution of policing during his forty-year tenure, including the introduction of new technologies and investigative techniques. Overall, this book offers a fascinating glimpse into the world of criminal investigation and the history of one of the world's most famous police departments.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.