By A Mystery Man Writer
Is this a cannonball? I found it a few years back in Austria, near a castle. It appears to be a solid ball of metal, and it's really heavy. I just found
What was the difference between a twelve pounder cannon and a six pounder cannon on a ship? - Quora
SolidShotEssentialsMod
What is the average weight of a cannonball in pounds? How many were carried per ship or battery in general terms? - Quora
Round shot - Wikipedia
Cannon ball from the Battle of Naseby, 14 June 1645, Online Collection
Solved The cannon fires a 10-lb cannonball with an absolute
Alcatraz Firepower Historical Marker
2 pound Civil War cannonball? Old Mexican mortar and pestle?
Warning issued to homeowner who found cannonball in house that could still be live
Cannonballs