Today we have one of the oldest guns we’ve looked at, a Lorenzoni repeating flintlock pistol. The system was designed by an Italian gunmaker in Florence name Michele Lorenzoni. They were made in very small numbers, and the workmanship is stunning, especially considering that they were first manufactured in the 1680s.
Instead of using a revolving cylinder pre-loaded with multiple shots, the Lorenzoni system utilizes powder and ball magazines in the frame of the gun and a rotating breechblock much like a powder throw tool used today for reloading ammunition. But the video describes it better than a written explanation:
To see more along these lines, check out the NRA Museum’s Cookson rifle, made in America in the 1750s using the same system.