Smoothbore three stage turned cannon screw-barrel with lug mounted on bottom, top marked "LONDON" near breech, bottom marked "COLLUMBELL" and has London view, proof, and foreigner marks. Left side of breech engraved with scrolls. Bottom of breech and barrel marked with "2", as this was once one of a pair. Action is on right side and has been converted to percussion. Hammer tooled border matches that around the action borders. Steel trigger guard with engraved daisy on bow. Walnut grip with silver furniture including grotesque mask buttcap, highly relief wrist vacant wrist escutcheon with shell and flowers, and sideplate with a castle tower and arms. Relief carved Georgian shell around barrel tang. Very good condition, barrel cleaned and now retains a grey patina with some light pitting, action darker grey patina with an old coat of varnish, markings very good. Silver mounts show little wear, but finial of buttcap is missing. Grip very good with some repair around sideplate. Serial Number-NSN; Manufacturer-Collumbell; Model-Percussion; Caliber-.52 Bore; Barrel Length-7 - 1/4"; FFL Status-Antique;