Rare 1830s English Day's Patent under-hammer percussion gun cane with .56 caliber or 28 gauge 26-3/4" long smooth bore blued barrel with Birmingham proof marks. Round receiver with concealable hammer and trigger stamped DAY'S PATENT JR, and with carved walnut goose head handle. 32-3/4" L overall. Condition: Gun in good functional condition with brown patina and some surface rust. Nipple has been replaced causing works to not sit flush. Original handle with later carving.