9 Squadron (Per Noctem Volamus) RAF Honington. Squadron Leader AJ Guthrie (RAF)(Can) led his squadron of Wellington aircraft in an attack on Heligoland but the weather cleared and they were spotted by the enemy.
6 Squadrons of German ME-109 and ME-110 aircraft attacked and shot down 12 of the 22 Allied aircraft engaged in the operation. Squadron Leader Guthrie was shot down by Helmet Lent a German Major. Lent had 8 day victories and 102 night victories; he was killed in October of 1944 Flying Officer JT ChaIles (RAF)(Can) and Pilot Officer RM Ross were pilots of other aircraft and were also killed.
