Arctic guardian - USS Washington by Anthony Saunders (AP) SQN122 Lancasters of 617 Sqn Dambusters

Lancasters of 617 Sqn Dambusters get airborne from their Scampton base at the start of their journey to the Ruhr Valley on the night of 16th May 1943 under the codename Operation Chastise

The team of Edward Heinemann and Jack Northrop worked on the initial design of what would become the A-20 Havoc

HMS Mantis took part in operations on the River Tigris in modern-day Iraq in World War One

Bomb Aimer : Flt Lt R C Hay

but now the gun crews awaited the moment when her double-shotted cannon

Arctic guardian - USS Washington by Anthony Saunders (AP) SQN122 Lancasters of 617 Sqn DambustersDHM1265AP. Arctic guardian USS Washington by Anthony Saunders. In the spring of 1942, USS Washington was the first of Americas fast battleship fleet to participate in combat operations when she was briefly assigned to the Royal Navy. On 28th June 1942, together with HMS Duke of York, HMS Victorious and an accompanying cruiser and destroyer force, she formed part of the distant covering force to convoy PQ17, bound for Russia. In the Pacific later that