 for he developed bespoke weapons, tools and gadgets which were used in raids including Lofoten Islands, Dieppe, Norsk Heavy Water Plant, St-Nazaire and Prague.Aston House supplied special weapons to the Special Air Service (SAS), Special Boat Service (SBS), Long Range Patrol Unit (LRP), the Resistance Groups and the Commandos.The station was important in aiding the design and production of the Fairbairn–Sykes fighting knife.