Failed to return : the Yorkshire memorials to the bomber squadrons of No. 4 group RAF and No. 6 (RCAF) group, 1939-1945 /
Norman, Bill.
London : Leo Cooper,
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Great Britain. Royal Air Force. Bomber Command. Group, No. 4.
Canada. Royal Canadian Air Force. Bomber Command. Group, No. 6.
World War, 1939-1945