1940-10 - No. 309 Squadron - F540
Operations Record Book of the No. 309 Squadron, October 1940, F540 (NA AIR 27/1679).
1940-11 - No. 309 Squadron - F540
Operations Record Book of the No. 309 Squadron, November 1940, F540 (NA AIR 27/1679).
1940-12 - No. 309 Squadron - F540
Operations Record Book of the No. 309 Squadron, December 1940, F540 (NA AIR 27/1679).
