International Investigation guidance Links 

• Evidence Collection Guidelines  
  (Blood Stains, Seminal Stains, Hair, Fibers and Threads, Glass, Paint, Flammable Liquids, Firearms Evidence, Tool Marks, Controlled Substances and Medicinal Preparations, Questioned Documents, Latent Fingerprints)
• Precautions and Steps taken for investigation of missing children- A Study Report

Collection and Preservation of Evidence

• Developing and Lifting Latent Footwear Impressions by Mike Byrd

• Detecting OC Spray with an Alternative Light Source by H.W. "Rus" Ruslander

• Searching and Examining a Major Case Crime Scene by H.W. "Rus" Ruslander

• Dead Body Evidence Checklist

• Practical Methods for Processing a Vehicle by Agnes Sarisky

• Ridge Detail at the Crime Scene by Mike Byrd

• DNA -- The next generation technology by Mike Byrd

• Written Documentation at a Crime Scene by Mike Byrd

• Proper Tagging and Labeling of Evidence for Later Identification by Mike Byrd

• Innovative Evidence Identification Markers by Mike Byrd

• Simple Tire Standards Collection by Mike Byrd

• Footwear Evidence by Dwayne S. Hilderbrand

• Protecting the Crime Scene by George Schiro

• Examination and Documentation of the Crime Scene by George Schiro

• Collection and Preservation of Evidence by George Schiro

• Special Considerations for Sexual Assault Evidence by George Schiro

• Collection and Preservation of Blood Evidence from Crime Scenes by George Schiro

Other World Wide Web Sites of Interest

• Crime Scene Investigation: A Guide for Law Enforcement by the National Institute of Justice

• A Guide for Explosion and Bombing Scene Investigation by the National Institute of Justice

• Fire and Arson Scene Investigation: A Guide for Public Safety Personnel by NIJ

• Death Investigation: A Guide for the Scene Investigator by NIJ (in PDF)

• What Every Law Enforcement Officer Should Know About DNA Evidence by NIJ (in PDF)

• The Unrealized Potential of DNA Testing by NIJ (in PDF)