- 1Papers of Captain George Gibson Mallory (MAL)
29 August 1919 - 12 August 1954, fonds - 2Control and steering gear arrangements (GEC/2/2/2/594)
1940-1942, file - 3Camshaft layouts, equipment frames and schedules of ships officers drawings (GEC/2/2/2/598)
1940-1944, file - 4Regulator layouts, hood details for the Mark 3 and 4 Director for High Angle Control System (H.A.C.S.), targeting systems for the anti-aircraft guns aboard warships, the folder includes drawings for weather shield details by Aldridge & Ranken Ltd (GEC/2/2/2/604)
1939-1940, file - 5Marine control steering gears (GEC/2/2/2/621)
1940-1942, file - 6HA./LA. Mark 3 and Mark 4 GB director contactor cases (GEC/2/2/2/652)
1941-1943, file