WHAT DOES BARRETT 50 MEAN?

Also in 1846, in copyright, inventor Simeon "Larochelle" Gautron, invented a cannon which was just like a wooden product of a repeating cannon he made in 1836 but for which he had produced quite a few advancements since then which may be fired 10 or 12 instances in a very moment when the typical muzzle-loading cannon from the working day may very w