Ammo: Does Case Shape Really Matter?

There have been a number of factory and wildcat cartridges that have played with case design. But has it had any real effect on ballistics?

Russia's Greatest Round: 7.62x39 - Guns and Ammo

Best Cartridge Designs?, Page 3

Bullet - Wikipedia

338 Lapua Cartridge Review

Shotgun Shells Explained - NSSF Let's Go Shooting

The Modern Cartridge Case

6.5 Creedmoor vs 308 Winchester

True Facts About Composite Ammunition

FIREARMS TUTORIAL

History and Usage of the 5.7x28mm Cartridge: Review - Firearms News