empennage torn off, propeller damage, but pilot unhurt. Vought rebuilds wreck to airborne condition in two months. Night of 22/23 July First-ever combat victory using airborne radar takes place when Fg. Off. Glynn Ashfield, Plt. Off. Geoffrey Morris and Sgt. Reginald Leyland in a Bristol Blenheim, intercept and down a Luftwaffe Dornier Do 17Z in the English Channel off Brighton. 6 August Bell XP-39B Airacobra, 38–326, suffers second landing accident when pilot Capt. Ernest K. Warburton, chief of the Wright Field test unit, on his third landing attempt, pulls back power as he approaches Wright Field, Ohio, at ~, stalls, and hits ground harder than intended. "The wing structure yielded where the main gear attached, damaging the wing and integral fuel tanks. Damage proved more substantial than first thought. As it turned out, this was the last flight of the XP-39B. Paper work was submitted to survey the airframe 11 days later and final approval was received 27 December 1940. (Air Corps record card for XP-39B, serial number 38-326.) The prototype Airacobra was scrapped." 8 August A Heinkel He 111H-4 of 1 Gruppe of Kampfgeschwader 4 (1/KG4), based at Soesterberg, the Netherlands, on a mission to lay mines off Belfast, crashes when the crew becomes lost and collides with the summit of Cairnsmore of Fleet in the Galloway Hills of Scotland, whereupon the ordnance on board explodes, killing the crew. KWF are Leutnant A. Zeiss, 25, Unteroffizier G. T. Von Turckheim, 31, Unteroffizier W. Hajesch, 21, and Unteroffizier W. Mechsner, 23. All crew are buried at Cannock Chase German war cemetery, Staffordshire, England. One of the Junkers Jumo 211 engines is displayed at the Dumfries and Galloway Aviation Museum. 13 August Three members of the Australian cabinet, the Chief of the Australian Army's General Staff and six other passengers and aircrew were killed when Lockheed Hudson II, A16-97, which they were travelling in crashed in hilly country about 8 miles from Canberra. 26 August Luftwaffe Dornier Do 17Z-2, Werke Nummer 1160, 5K+AR, of 7 Staffel, III Gruppe, Kampfgeschwader 3, is hit by Boulton-Paul Defiants of No. 264 (Madras Presidency) Squadron RAF, that leave both engines dead and the crew wounded while over Kent during a raid to attack airfields in Essex in the Battle of Britain. Attempts a wheels-up low-tide landing on the Goodwin Sands in the English Channel, according to records obtained by the BBC, sinking to a depth