Crime & Clues
The Art and Science of Criminal Investigation
By Robert D. Blackledge, M.S. Mr. Blackledge is senior chemist at the Naval Criminal Investigative Service Regional Forensic Laboratory in San Diego, California. This Article Originally Appeared in the FBI Law Enforcement…
By Kathryn A. Hanon Investigator Orlando, Florida, Police Department This article originally appeared in the FBI Law Enforcement Bulletin, December 1991. The range of investigations for modern day law enforcement officers is…
By Robert R.J. Grispino, M.A. Special Agent Serology Unit, Laboratory Division FBI Headquarters This Article Originally Appeared in the FBI Law Enforcement Bulletin, October 1990. NOTE: The following article presents a purely…