These are keys to a used Folger Adam mogul cylinder that used to be in a prison... master key on top of bottom level operating key. I can’t help but wonder who set this system up, where any user’s key can be filed into a master key. ☹️
Social.Rights.Ninja is a small Mastodon instance for those looking for a quiet home-base from which to explore the fediverse. Please email email@example.com for information on getting an invite.