Round shot, solid shot, small shot, grape shot, swivel shot, canister shot, cannonballs and so on and so on and so on. So many names, variations and types of round projectiles used during The American Revolutionary War to inflict harm to property and person. I'll keep the subject matter of this post limited to 18th century solid shot, swivel shot and case/grape shot. I'll post at a later time in regards to musket balls and pistol balls, as they are a whole other matter which merits discussion. Here we go with some definitions and a few examples from my personal collection. Dating back to the 15th century, initially made of stone then cast iron, cannonballs were first utilized by the French as a means to level castle walls. By the time of the American Revolution, cast iron solid shot were in standardized sizes with their calibers based on the weight of the shot ranging from less than a pound up to fifty pounds. Anatomy of an Iron Solid Shot Ball Cannon balls and the smaller