Posted 11/18/2023 19:39 (#10487399 - in reply to #10487348) Subject: RE: What caliber cartridge is this
NW Iowa
hard to tell without a measuring stick and stamp
but if i was guessing
41 short (derringer) rimfire .405 obsolete 1863 cartridge
Is there an H stamped on the bottom?
What caliber cartridge is this
