A good 44 bore percussion duelling pistol by Joseph Manton

A good 44 bore percussion duelling pistol by Joseph Manton, twist-browned octagonal barrel 10 in., blind rifled, break-off breech with 'JOSEPH MANTON PATENT' to a platinum poinҫon and with a platinum band, foliate engraved tang incorporating the notch rear sight, well engraved lock plate signed 'JOSEPH MANTON LONDON', converted to percussion (possibly by the maker), detented lock, hammer engraved ensuite to the lock, half stock with engraved steel furniture and horn fore-end cap, horn tipped ramrod, numbered 6225 to the barrel, breech and trigger guard, barrel also marked 'WF' for the barrel forger William Fullerd (d. 1833).