| The Avro Lancaster was a four-engine World War II bomber aircraft made initially by Avro for the Royal Air Force (RAF). First used in 1942, together with the Handley-Page Halifax it was the main heavy bomber of the RAF, the Royal Canadian Air Force, and squadrons from other Commonwealth and European countries serving with RAF Bomber Command. The Lancaster was primarily a night bomber. It's an Avro Lancaster B Mk III of 57 Squadron. | 
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