Primer Gunshot Residue on a Smokeless Powder Disk
Part of the examination that goes into GSR.
https://leb.fbi.gov/image-repository/gsr_9.jpg/view
https://leb.fbi.gov/image-repository/gsr_9.jpg/@@images/image
Primer Gunshot Residue on a Smokeless Powder Disk
Part of the examination that goes into GSR.