Firearms expert Jonathan Ferguson, discusses the history and significance of a Smith & Wesson Model 10-11 revolver in this Royal Armouries episode. The Model 10 is described as a well-made, 20th-century double-action .38 caliber revolver, used by military, police, and civilians. The specific revolver discussed was present during the Lockerbie bombing trial held at Camp Zeist from 2000-2002, carried by officers from Dumfries and Galloway Constabulary as a secondary weapon.