A 13-BORE D.B. PERCUSSION SPORTING GUN with browned twist sighted barrels engraved 'Charles Jones's Patent, 26 St. James's Street, London, Gun Maker To H.R.H. Prince Albert' on the rib (loose), engraved case-hardened breeches with gold lines and platinum plugs, case-hardened tang engraved with a black cock, signed case-hardened locks finely engraved with foliated scrollwork, and pheasants and partridges respectively, figured walnut half-stock, chequered grip and fore-end, blued steel mounts engraved with scrolling foliage including butt-plate and trigger-guard, the latter engraved with a dog, shield-shaped silver escutcheon, original brass-tipped wooden ramrod, and much original finish, by T.L. Lilley, Birmingham proof marks, mid-19th Century