Low Level Bombsight, Mark III use in October 1942. Coastal Command had priority on deliveries and only small numbers reached Bomber Command. The first examples arrived in May 1943 and were fit to Douglas Boston bombers of 2 Group. In 1944 the sight was trialled on the Avro Lancasters of No. 617 Squadron RAF, the Dambusters, who carried out a single low-level attack with them in late 1944. Most examples sent to Bomber Command equipped a small number of De Havilland Mosquito aircraft in No. 627 Squadron RAF (who normally operated as pathfinders) and No. 8 Group RAF (Pathfinder Force). The sight remained with Coastal
RAF Bawtry RAF took it over and it became an RAF command centre. RAF Bawtry did not have its own airfield but instead took advantage of RAF Bircotes, which was located literally next-door. Here the station based a number of communications aircraft. Bawtry Hall served the Royal Air Force from 1941–1984; first as HQ for No. 1 Group, Bomber Command during and after the Second World War, then as Strike Command HQ up to and including the later stages of the Cold War. The famous bombing of the airfield at Port Stanley by Vulcan bombers from RAF Waddington during the Falklands War