A 20 gauge sidelock sidelever shotgun with 30” nitro proved dovetail barrels that are fit with extractors, 2-1/2” chambers, tapered smooth concave game rib and brass front bead. Top of rib towards breech is marked "ARMY & NAVY C.S.L. LONDON". Chokes are Improved Cylinder and Modified. Barrel flats have Birmingham nitro proof marks. The barrels were re-proofed by the Birmingham proof house in 2019. Coin finish sidelock with diplocks is adorned with tight scroll engraving with "ARMY & NAVY" in a ribbon on both lockplates. Underside of action body is engraved with tight scrolls and a blacked trigger plate. The action body is fit with disc set strikers, cocking indicators and double triggers protected by blued and engraved trigger guard which extends to a full length tang that is engraved with the number "2", "HALF" is in gold ahead of the automatic blacked and checkered safety slide while "FULL" is in gold behind safety slide. Best quality English walnut stock with straight hand grip, two panel checkering, drop points and a vacant stock oval. Splinter fore-end with matching checkering and Anson type push button release, 13-3/4" LOP to a 1" buttplate, 5 Lbs. 7 Oz. Gun resides in a canvas case.