Enfield No 2

 History: The Enfield No.2 was a British top-break revolver using the .38/200 round manufactured from 1932 to 1957. It was the standard British/Commonwealth sidearm in the Second World War, alongside the Webley Mk IV and Smith & Wesson Victory Model revolvers chambered in the same calibre. Enfield No.2 Mk I* revolver, used by the Tank Corps, and all other British Army soldiers equipped with pistols. The No. 2 Mk I* configuration was double-action only and is therefore missing the hammer spur that would enable it to be manually cocked by the firer. Wiki ref