Avro Lancaster B Mark I, L7578 ‘KM-B’, flown by Squadron Leader J D Nettleton of No. 44 Squadron RAF, about to cross the western perimeter of RAF Waddington, Lincolnshire, with bomb doors open during a Squadron practice for the low-level attack on the M.A.N. diesel engineering works at Augsburg, which took place on 17 April 1942. Ermine Street (A607) can be seen on the extreme right running south towards Coleby