The repeating air rifle with a 20 round magazine that Lewis and Clark brought on their expedition was invented over a decade before the ratification of the US B

The repeating air rifle with a 20 round magazine that Lewis and Clark brought on their expedition was invented over a decade before the ratification of the US Bill of Rights. If you're worried about capacity for indiscriminate violence, there were also cannons and grenades. https://en.wikipedia.org/wiki/Girardoni_air_rifle https://en.wikipedia.org/wiki/Girardoni_air_rifle