3 Group Bomber Command: An Operational Record

During the immediate period before World War Two, the RAF modified its command structure to rationalize for rapid expansion. Bomber Command was divided into six operational groups, each flying the same type of aircraft.3 Group had almost completely re-equipped with the Wellington by 4 September 1939 to carry out the second bombing operation of the war which was against German warships off Brunsbttel. In 1940 the first of the new four-engined bombers, the Short Stirling, came into service wi...