The entirely updated and revised Ammo & Ballistics 6 is now available and is better than ever! Ammo & Ballistics 6 contains data and illustrations on virtually every sporting cartridge sold in the USA. Besides clear and concise writing that clarifies the complexities of ballistic coefficients and energy versus momentum, this revised edition covers 200-plus calibers . . . from the .17 Mach 2 to the .700 Nitro Express.