Mixed rifle, with central percussion, external hammers, two shots, gauge 16 and 450 .round barrels in table, marked with the thunder " I. HOLLIS & Sons London" and on the left barrel, "AMMUNITION n°1 450 express". Right barrel 16 gauge. Three leaf checkered band. Back plate, rocker, hammers and trimmings finely engraved with foliage scrolls. Stock-pistol in drowning squared. Barrel length: 66 cm - Overall length: 108 cm .