細節
A 20-BORE D.B. PERCUSSION COVERT GUN, rebuilt from flintlock, with rebrowned twist sighted barrel engraved 'Joseph Manton's New Improvements by His Majesty's Patent' on the elevated rib, case-hardened breeches engraved with a martial trophy and with platinum plugs, case-hardened foliate engraved tang, signed engraved case-hardened flat bevelled locks, figured walnut half-stock (fore-end repaired), chequered grip, blued steel mounts including butt-plate and trigger-guard each engraved with a martial trophy and foliage, vacant silver escutcheon, silver barrel-bolt escutcheons, original brass-mounted wooden ramrod, and some of original finish: in original relined and refitted mahogany case (repaired, lid lining a modern replacement, keyhole escutcheon missing) with extra barrels en suite, trade label and some accessories including James Dixon powder-flask embossed on one side with maker's name and hanging game, by Joseph Manton, London, No. 5912 for 1813
18½in. and 29¾in. barrels