(https://i.postimg.cc/HnjyjX29/Civil-War-3-inch-Dyer-shell-zpsgi5wqlej.jpg) (https://postimages.org/)
Looks like a maxi ball poured in a cold mold.
No.
Looks like a bomb
It is an unexploded Dyer shell , used during the early years of the American Civil War. It was fired from a rifled cannon and was three inches in diameter. This particular shell carried an explosive charge with lead balls inside. Various styles included solid projectiles for use against fortifications as well as explosive charges.
Yah! Thats what I meant :eyebrownod: