Who Made Crescent Shotguns?

Who Made Crescent Shotguns? While shotguns of the muzzleloader and musket types were originally imported to America from England and other European countries, it was an American—Daniel Myron Lefever—who is credited with having invented the first hammerless shotgun in 1878. Who originally made the shotgun? While shotguns of the muzzleloader and musket types were originally