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.
A female member of Air Raid Precautions staff applies her lipstick between emergency calls.
A Cecil Beaton portrait of a member of the Women's Royal Naval Service equipped for gardening duties.
Winston Churchill watches a female riveter at work on a Supermarine Spitfire at the Castle Bromwich factory in Birmingham, 28 September 1941.
WAAF radar operator Denise Miley plotting aircraft on a cathode ray tube in the Receiver Room at Bawdsey 'Chain Home' station, May 1945.
Two Wren cooks carve ham for the lunchtime meal in the galley of a Fleet Air Arm base in Scotland, 1943.
Two women munitions workers with a truck load of shell cases in the New Case Shop at the Royal Arsenal, Woolwich during the First World War.