Forensic Timeline By Hdyches 400 Determines Medical Exprerts must be the ones who determine cause of death Apr 11, 1600 first pathology reports were created Apr 11, 1806 Investigating Poisons; found a method for detecting arsenic Apr 11, 1892 Using fingerprints to ID people Apr 11, 1901 investigations into blood markers Apr 11, 1910 Hair starting being used in forsenics Apr 11, 1930 first polygraph (lie detecting test) was invented Apr 11, 1987 DNA testing caught its first criminal, Tommy Lee Andrews Apr 11, 2007 started using Footwear identification Apr 11, 2011 starting uses facial sketches to match photos