A Heinkel He 111 bomber flying over the East End of London at the start of the Luftwaffe's evening raids of 7 September 1940.
Squadron Leader Brian 'Sandy' Lane, CO of No. 19 Squadron (centre) confers with Flight Lieutenant Walter 'Farmer' Lawson and Flight Sergeant George 'Grumpy' Unwin at Fowlmere near Duxford, September 1940.
The Operations Room at RAF Fighter Command's No. 10 Group Headquarters, Rudloe Manor (RAF Box), Wiltshire, showing WAAF plotters and duty officers at work, 1943.
A Douglas Dakota of BOAC at Gibraltar, silhouetted by searchlights on the Rock.
Two Battle of Britain fighter pilots, Flight Lieutenant Brian Kingcome (left), commanding officer of No 92 Squadron RAF and his wingman, Flying Officer Geoffrey Wellum, next to a Spitfire at RAF Biggin Hill, Kent, 1941
British Scouts leaving their Aerodrome on Patrol, over the Asiago Plateau, Italy, 1918
Pilots of No. 303 (Polish) Squadron RAF with one of their Hawker Hurricanes, October 1940.
Avro Lancaster Mk I of No. 83 Squadron, based at Scampton in Lincolnshire, June 1942.
Field Marshal Jan Smuts, Prime Minister of the Union of South Africa, standing in front of a Lockheed Lodestar aircraft of No. 234 Squadron SAAF.
Wing Commander J E 'Johnnie' Johnson, commanding No. 144 (Canadian) Wing, on the the wing of his Supermarine Spitfire Mk IX with his Labrador retriever Sally, at Bazenville, Normandy, 31 July 1944.
Aircrew of No. 106 Squadron RAF gather in front of the Avro Lancaster flown by the Squadron CO, Wing Commander Guy Gibson (centre, to right of dog), to mark the completion of his first tour of operations, Syerston in Nottinghamshire, March 1943.
The Royal Air Force: The rear gunner in his position in a Wellington bomber.
Armourers wheel trolleys of 500-lb GP bombs toward the open bomb bay of an Armstrong Whitworth Whitley Mark V.
Short Stirling Mk IVs of Nos. 196 and 299 Squadrons RAF lining the runway at Keevil in Wiltshire, before emplaning paratroops of the 5th Parachute Brigade Group for the invasion of Normandy, 5 June 1944.