Three Vickers Wellingtons of 11 Operational Training Unit overfly their home base, RAF Bassingbourn, July 1940. The furthest two aircraft are Wellington Mk.Is and the nearest, N2912:LG-G is a Mk.IA but wears non -standard fuselage roundels and fin stripes. All have retained the 'LG' squadron code from their previous unit, 215 Squadron.