A heavily-armed jeep patrol from 'L' Detachment SAS in North Africa, 18 January 1943.
Women pilots of the Air Transport Auxiliary (ATA) in flying kit at Hatfield, 10 January 1940.
Two men of the 12th East Yorkshires wearing snow suits leaving their snow-covered trench on daylight patrol. Arleux Sector, 9 January 1918.
Munition workers in a shell warehouse at National Shell Filling Factory No.6, Chilwell, Nottinghamshire in 1917.
WAAF radar operator Denise Miley plotting aircraft on a cathode ray tube in the Receiver Room at Bawdsey 'Chain Home' station, May 1945.
A Harrier GR.3 of No. 3 Squadron camouflaged at RAF Guttersloh in Germany during the 1980s.
Pauline Gower, Commandant of the Air Transport Auxiliary Women's Section, waving from the cockpit of a de Havilland Tiger Moth at Hatfield, Hertfordshire, prior to a delivery flight, 10 January 1940.
Members of the Women's Royal Naval Service sampling the Christmas pudding at Greenock in Scotland, 19 December 1942.
A Cecil Beaton portrait of a member of the Women's Royal Naval Service equipped for gardening duties.
Members of the Women's Royal Naval Service (WRNS) move a torpedo for loading into a submarine at Portsmouth, 29 September 1943.