This collection of cases highlights the influence of Crime Scene evidence in the forensic discipline of Firearms and Toolmark Identification. The collection illustrates the imaginative work of crime scene investigators, criminal investigators, and crime laboratory analysts. These cases may be of interest to students of forensic science, criminal justice, criminal law, and the general public. An addendum, "A Primer on Firearms and Toolmark Identification," is included for those readers who desire a deeper understanding of the discipline and its scientific foundation