"Knots Cut; or, Ways and Means in the Hidden Life of American Detectives" is a fascinating book by author George McWatters that sheds light on the mysteries of the professional life of detectives in America. The book depicts a complex network of investigations, revealing difficult cases and sophisticated methods of work of real professionals in the field of crimes. Readers will have the opportunity to explore in depth the tense moments, mysteries and intrigues that accompany the work of detectives and see how difficult their task is to solve crimes. This book is an exciting journey into the world of secrets and challenges of professionalism, which will interest every fan of detective stories.