Shown here are Oboe-equipped Mossies from Nos.105 and 109 Sqds, together with Oboe-equipped Lancs manned by mixed crews from Nos.109/582 Sqds, leading a 'box' of six heavies drawn from Nos.156, 35 and 582 Sqds during the attack on the V1 site at Nucourt, 15th July, 1944.