S&W does not sell the XD. Springfield Armory does.
9mm
Smith and Wesson 9mm Model 39-2 Chrome finish.
The common 9mm cartridge is known by many names. All of the following 9mm's are one and the same: 9x19mm, 9mm Nato, 9mm Luger, 9mm Parabellum. There are no 9mm cartridges specific to Glock or Smith & Wesson.
9mm parabellum
You take it to a gunsmith.
You can request or download a manual from Smith and Wesson's web site.
value of smith & Wesson model 5906 pistol
You can request a manual at the Smith and Wesson web site.
50-450
The Smith and Wesson 915 is a semiautomatic 9mm hand gun. The 915 was discontinued in 1995 when the 910 was released.
SMITH & WESSON MINI SIGMA 9MM- SW9M PAID $340.00 about 10 years ago.