16th CenturyContinuation 1Ca. 1536:In the battle of Arles, soldiers throw hand grenades.1537:In his scripture ‘Della nuova Scienca’ Tartaglia describes among other things: “ That the trajectory is arched andnot straight as presumed until then and that when the powder is burned before the bullet leaves the barrel, thebarrel is too long. If a part of the powder is ejected unburned, it is too short.”Ca. 1540:Introduction of breech loading hand cannons, with removable chamber and side swing lock.Ca. 1540:First appearance of revolver or wender systems on firearms with flintlocks.Ca. 1540:Invention of the cheek stock.Ca. 1550:Introduction of paper cartridges containing lead bullets and black powder.Ca. 1550:Invention of the snaphaunce lock.