"Mississippi Outlaws and the Detectives: Don Pedro and the Detectives; Poisoner and the Detectives" by Allan Pinkerton

Allan J. Pinkerton was a Scottish-American cooper, abolitionist, detective, and spy, best known for creating the Pinkerton National Detective Agency in the United States. His agency was renowned for many years for its crime-solving and investigating abilities. In this book, he describes crimes and investigations that were able to be brought to an end.