A RARE FLINTLOCK BREECH-LOADING REPEATING PISTOL on the so-called 'Lorenzoni system', with three-stage turn-off cannon barrel engraved with rococo ornament on the octagonal breech, the action and back-action lock en suite (cock repaired, top jaw and screw replaced), signed hinged magazine cover on the left side, rotating brass breech block, and later chequered butt (iron parts worn, lever retaining screw replaced), signed Adams, London, Tower private proof marks, late 18th Century