That's my 1/2 scale homemade replica of an 1857 Napoleon cannon, commonly used (the BIG one, not my little one) during our Civil War. I haven't the time to tell the story tonight, but suffice it to say that it involves alcohol, tobacco, firearms, & explosives.
No, NOT them, just a few beers, cigars, & firearm discussions, which led to the discovery of our little group's dearth of black powder large noise making devices.
"Gee, you know what would be cool? We should make a CANNON!"
To be continued...