The makers have kindly confirmed that this hammergun was completed in 1877 for a George Sheffield as No.1 of a pair. The gun originally had 30 1/2 inch cylinder bore barrels, a 14 3/8 inch stock and weight of 5 lbs. 8 1/2 oz. Browned twist barrels with concave rib with brass bead front sight, signed "J. PURDEY & SONS. 314 1/2. OXFORD STREET. LONDON.", numbered "1" and engraved with a spray of scrollwork at the breech end. Casehardened action with carved percussion fences and blued top lever engraved "PATENT". Casehardened rebounding side locks each signed "J. PURDEY & SONS" and casehardened trigger plate with sprung front trigger. Blued border and scroll engraved trigger guard. Well figured 13 3/4 inch stock with checkered butt, grip and forearm, the underside of the butt inset with a vacant silver escutcheon. Best quality bouquet and scroll engraving throughout. Weight: 5 lbs. 1 oz., London nitro reproof marks, 2 1/2 inch chambers, cylinder bore in each tube, barrel dimensions: right proved at 19, measuring .634, minimum wall thickness 23; left proved at 19, measuring .634, minimum wall thickness 25. In a Holland & Holland lined and fitted leather case, the lid with numerous labels including the original Holland & Holland trade label, with some accessories including a cleaning rod and cleaning heads.