No. 5 Group RAF effective squadrons of Bomber Command, personified by No 617 Squadron the "Dambusters", formed from 5 Group aircrew in March 1943. Most of the group's main airfields were around Lincoln, including RAF Scampton. By the end of the war the group had grown to 15 squadrons. The group was noted for its high accuracy bombing, being involved the sinking of the "Tirpitz" in November 1944 and the shattering of the strategic Bielefeld railway viaduct in March 1945. The Group introduced new weapons operationally, including Barnes Wallis's "bouncing" and his Tallboy and Grand Slam "earthquake" bombs. The group was disbanded on 15
RAF Digby end of October a Bristol Blenheim fighter and escort Squadron arrived, No. 29 Squadron RAF. With the squadron came the soon-to-be-famous officer Guy Gibson, who would be awarded a Victoria Cross as the commander of the Dambusters. It was Gibson's second tour at Digby as he had learned to fly at the station while attending No. 2 FTS in 1936. Gibson was still based at Digby in 1940 when he was married in Penarth, South Wales; he flew his Blenheim from RAF Wellingore satellite field to RAF Pengam Moors in Cardiff docks for the wedding, returning three days later with