Lancaster pistol
The Lancaster pistol is a multi-barrelled handgun produced in 2 and 4 barrel configurations in England during the mid to late 19th century. It is chambered in a variety of centrefire pistol calibres—chiefly .38 S&W, .450 Adams, .455 Webley, .476 Enfield and .577 Snider, Though most productions were in .455 Webley and .476 Enfield.