Took off at 20:49 from Mepal on a 'Gardening' (mine laying) operation in the Gironde Estuary.
Aircraft was brought down off the French coast by unknown means. The bodies of four crew members were recovered and buried.Killed includes Costello: Sergeant Reginald Frederick Andrews RAF KIA Olonne-Sur-Mer Communal Cemetery Row 5. Grave 5. Sergeant Basil George Crisp RAF KIA Olonne-Sur-Mer Communal Cemetery Row 5. Grave 7. Sergeant Jack Edmond Lovewell RAF KIA Runnymede Memorial Panel 157. Sergeant Frederick David Mason RAF KIA Runnymede Memorial Panel 158. Flying Officer John George Turnbull RNZAF KIA Runnymede Memorial Panel 198. Flight Sergeant Neville Bruce Whitta RNZAF pilot KIA Olonne-Sur-Mer Communal Cemetery Row 5. Grave 6.
