A Swedish percussion conversion service pistol

A Swedish percussion conversion service pistol, rifled barrel 9 in. and bearing both Husquevarna and London (Company) proof marks, brass band at the muzzle incorporating front sight, lock marked with a crowned 'K', external safety catch, full stock with brass furniture, '738 R' marked on lock and butt cap, '738' on barrel, steel back strap with provision for mounting a shoulder stock (not present).