Allan Pinkerton FollowSubscribeBooks by Allan PinkertonExpressman and the DetectiveAllan Pinkerton(1874)Thirty Years a Detective: A Thorough and Comprehensive Exposé of Criminal Practices of All Grades and ClassesAllan Pinkerton(1884)Molly Maguires and the DetectivesAllan Pinkerton(1877)Great Detective StoriesAllan Pinkerton(1903)