Practical Instruction for Detectives: A Complete Course in Secret Service Study

"Practical Instruction for Detectives: A Complete Course in Secret Service Study" by Emmerson W. Manning is a comprehensive manual offering a detailed look into the world of early 20th-century detective work. This book emphasizes the increasing demand for skillful investigators during a period of heightened crime. Manning, drawing from his own experiences with renowned private detective agencies, teaches aspiring detectives the essential skills they need to solve mysteries. It begins by highlighting the lack of qualified detectives and advocating for training individuals with common sense to step into these roles. The guide moves on to explain how skilled detectives are essential in tackling different types of major crimes. It then outlines the critical strategies and methods that will be examined throughout the book, like shadowing and burglary investigation, which promises a thorough education in detective methods.