.31 caliber rifled, 12 gauge shotgun side-by-side with rifle barrel on the top. Notched rear barrel sight and a blade front sight. Back-action percussion Lockplates are marked B. Mills Harrodsburg Ky. This is a great rarity and needs proper restoration to revive it to its original state. It is a great rarity and probably one of a kind made by Benjamin Mills
Barrels are solid. Back section is in very good condition. Barrels are apart at the breech and needs to be rejoined.