with multi-groove rifled sighted barrel signed ‘H. W. Mortimer, London’ on the flat, engraved tang, signed engraved stepped bevelled lock decorated with a starburst and fitted with cocking lever (the upper half restored), figured walnut half-stock, chequered grip, engraved iron mounts comprising butt-plate with a Britannia trophy on the tang, trigger-guard with a rococo flower on the bow, side-plate decorated with a trophy-of-arms and three ramrod-pipes, horn fore-end cap and horn-tipped ramrod, perhaps the original, with associated iron globe reservoir, 76.8 cm barrel