Smith & Wesson Centennial Smith & Wesson Centennial S&W Centennial is a family of revolvers made by Smith & Wesson on the "J-Frame". Depending upon caliber, the cylinder holds either 5 (9mm, .38 spl, .357 magnum), 6 (.32 magnum), 7 (.22 magnum), or 8 (.22 LR), cartridges. Centennials feature a fully enclosed (internal) hammer, which makes them Double Action Only (DAO) firearms. Like all other "J-frame" Smith & Wesson revolvers, they have a swing-out cylinder. Centennial models have been made in different versions like PD "Personal Defense", LS "Lady Smith", and M&P "Military & Police" The original Centennial Model 40 was introduced in 1952,
Smith & Wesson At the end of the war the U.S. Government charged White with causing the retardation of arms development in America. Demand for revolvers declined at the close of the Civil War so Smith & Wesson focused on the development of arms suitable for use on the American frontier. In 1870 the company switched focus from pocket sized revolvers to a large frame revolver in heavier calibers (.44 S&W American). This new design, known as the Smith & Wesson Model 3, was adopted by the US Army as the first cartridge-firing revolver in US service. In 1899 Smith & Wesson introduced