 Richard Hough and Denis Richards wrote that further losses were prevented by the 151 Squadron commanding officer, Squadron Leader Edward Donaldson, who alerted his pilots that the attacking aircraft were British and gave the order not to retaliate.Frank Rose and Pilot Officer Montague Hulton-Harrop were shot down and Hulton-Harrop was killed.Fired upon by John Freeborn, he had been hit in the back of the head and was dead before his Hurricane crashed at Manor Farm, Hintlesham, Suffolk, about west of Ipswich.