Smith & Wesson agreement, Walther produced the frames, and Smith & Wesson produced the slide and barrel. The pistol has several cosmetic differences from the original Walther design and strongly resembles a hybrid between the P99 and the Sigma series. In 2005, Smith & Wesson debuted a new polymer-frame pistol intended for the law enforcement market. Dubbed the M&P (for Military and Police), its name was meant to evoke S&W's history as the firearm of choice for law enforcement agencies through its previous lineup of M&P revolvers. The M&P is a completely new design with no parts interchangeable with any other pistol including
Smith & Wesson Model 59 Smith & Wesson Model 59 The Smith & Wesson Model 59 was a double-action pistol introduced in 1971. It was developed by Smith & Wesson from the earlier Smith & Wesson Model 39 by adapting a 14-round capacity stagger-stack magazine. It was designed for the U.S. Navy as a large-capacity version of the S&W Model 39, the basis of their Mark 22 "Mark 22 Hush Puppy" silenced pistol. In 1965, the U.S. Navy commissioned a version of the S&W Model 39 that could take the 13-round magazine of the Browning Hi-Power. In early 1970, a dozen experimental all-stainless-steel prototypes were