Returning to the action shortly thereafter, he shot down an He 111 and three Bf 109s, and damaged another on 15 September 1940, one of the heaviest days of fighting during the whole battle, which later became known as "Battle of Britain Day". During the battle he attacked a formation of 12 Bf 109s, shooting down two before the others had noticed, before escaping into cloudPrice 1990, pp. 62–63. The Battle of Britain Day.
