Initially projected as a maritime reconnaissance version of the Lincoln bomber, itself a development of the famous wartime Lancaster which saw post-war service in a General/Maritime Reconnaissance role, (see Flight Craft No 4), the Avro Shackleton, (named after the polar explorer Sir Ernest Shackleton) was a completely new design, powered by four Rolls Royce Griffon 57 engines driving six blade contra-rotating propellers. Split into three main sections,...