A fired cartridge case and a fired bullet.

A fired cartridge case and a fired bullet.

Firearm signatures on a fired cartridge case include the firing

Can a firearm fire different caliber bullets? - Cedar Mill Fine

Ammo casings are a source of much debate and confusion.

Forensic comparison of fired cartridge cases: Feature-extraction methods for feature-based calculation of likelihood ratios - ScienceDirect

News and Updates

Shelling out evidence: NIST ballistic standard helps tie guns to

Left one is the image of bottom of cartridge case. Breech face

News and Updates

How do bullets work? - Explain that Stuff

News and Updates

How Does a Bullet Work? - Black Flag Armory

Mixed Spent Bullet Casings Once Fired 9MM 223 40 45 38 357 7.62x39

Firearms Identity NDAAsm, PDF, Cartridge (Firearms)

Forensic comparison of fired cartridge cases: Feature-extraction