About the book: 1996 / Shows new possibilities for using smell information from crime scenes in detection and investigation of crimes: establishing the gender, approximate age of a person, assessing objects for the presence of human scent traces, smell interference, mixing scent traces of several persons. A universal method for preparing and using laboratory detection dogs for carrying out such research is proposed. For employees of forensic units, criminal investigation departments, investigators, dog handlers and lawyers interested in the problems of studying scent traces. Ministry of Internal Affairs of the Russian FederationExpert and Forensic Center of the Ministry of Internal Affairs of Russia