development of rifles...a loosely fitting lead ball came to rest. Ramrod blows expanded the soft lead at the mouth of the chamber so that, when fired, the bullet fit the rifling tightly. In 1844 another French officer, Louis-Étienne de Thouvenin, introduced yet a better method for expanding bullets. His carabine à tige embodied a post or pillar ( tige) at the breech against which the...
Louis-Etienne de Thouvenin
French officer and inventor
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