Chapter 04

Impressions and Physical Matches

Introduction
     Of all the types of physical evidence discussed in this book, my favorites are impressions and physical matches. Why? They are usually simple and direct and the only elaborate analytical equipment is our eyes and brain.

     Halloween is the night that monsters come
out to play.

     My phone rang at 1:30 AM. "Fountain Valley has a 187 at a 7-Eleven, corner of Warner and Newhope", said the sheriff's watch commander. "It looks like a 211 gone sour".

     Read the case of "The Seven Eleven Killers" a case where the killer's zeal to kill created the key evidence that lead to their convictions.