: The mid-19th century brought rifling, which improved accuracy. By the late 1800s, copper-jacketed bullets arrived, and the basic design of the modern cartridge was largely set. Unique Ammunition Stories
: A child of a Marine pilot in Hawaii was allowed to keep spent and live rounds from an M-60 machine gun range in 1972; these were rediscovered in an old trunk 50 years later. : The mid-19th century brought rifling, which improved
: By the 15th and 16th centuries, gunsmiths began molding molten lead into spheres. Lead became the standard because it was affordable and easy to shape. : The mid-19th century brought rifling