A six shot, .357-caliber blue steel revolver of medium size or K-frame. It was manufactured by Smith and Wesson and was available with a two and a half inch barrel and adjustable sights. In its day it was considered by some as the “Cadillac of snubs” and was at one time the official side arm of the U.S. Secret Service.  Also known as the Model 19 it was replaced by the stainless steel Model 66.