This is a useful and easily readable account of crime detection methods by a scholar in the field. The work has been checked by authorities such as J. E. Hoover. The chapters cover Fingerprints, Identification of Individuals, Forensic Ballistics, Medical Jurisprudence, Forensic Chemistry, Documentary Evidence and Forgeries, Cryptography and Secret Writing Microscope and Camera, and The Applications of Scientific Criminology. The volume is recommended to those interested in the subject.