Thought this was a bullet casing, but there's a C there instead of a primer. Found on the floor at a mall. : r/whatisthisthing

America's First Shaker Settlement

What happens to a primer when a cartridge is fired? - Quora

Colby Magazine vol. 104, no. 3 by Colby College Libraries - Issuu

OT52: Once Open A Time

Captain Awkward's Home for Wayward Really Insecure Dudes –

29 Objects People Couldn't Name, But The Internet Got Them Answers

Lothlorien Poetry Journal: Buy Lothlorien Poetry Journal Volumes 1-30

Charles Frazier Quote: “He was himself a case in point, and perhaps not a rare one, for his spirit, it seemed, had been burned out of him but he”

After firing my gun (pistol) sometimes the cartridge stays in the barrel. Is the problem a substandard bullet or a barrel? - Quora

PMPA - Precision Machined Products Association Showroom

Miltary background, don't know more : r/whatisthisthing