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
No. 238 Squadron RAF No. 238 Squadron RAF No. 238 Squadron was a squadron of the Royal Air Force. It was first formed in 1918 by combining number 347, 348 and 349 Flights at RAF Cattewater by the Royal Flying Corps during the First World War. It was reformed for the Second World War, the Berlin Airlift and currently is a Line Training Flight (LTF) squadron based at RAF Cosford, albeit in a non-flying capacity. The squadron was formed at RAF Cattewater (later RAF Mount Batten) in August 1918 by combining number 347, 348 and 349 Flights into the one squadron. All were flying