No. 1484 (Bomber) Gunnery Flight, Royal Air Force, 1942 to 1944 (formerly Target Towing 1941-42 and Target Towing and Gunnery 1942; became No. 1689 Bomber (Defence) Training Flight): an Oxford with flash bombs exploded after take-off from Driffield on 3 November 1942 (Wikipedia, List of Royal Air Force aircraft independent flights).
