A .22-caliber revolver, with 2.75" barrel and unfluted 7-shot cylinder. Top strap marked "Empire Pat., Nov. 21, 71". Blued or nickel-plated, with walnut grips. Also made in .32 and .32 rimfire, with 5-shot semi-fluted cylinder. A larger model in .41 rimfire with 5-shot semi-fluted cylinder was made with top strap marked "Empire 41". Made during 1870s and 1880s. NOTE: Add 20 percent for .41-caliber.