1 December 1942 – Sqn Ldr(lt.) Zygmunt Witymir Bieńkowski 4 July 1943 – Sqn Ldr (cpt.) Jan Falkowski 21 November 1943 – Sqn Ldr (cpt.) Tadeusz Koc 25 September 1944 – Sqn Ldr (cpt.) Bolesław Drobiński 1 February 1946 – Sqn Ldr (maj) Witold Łokuciewski Pilots of 303 Squadron Leader R G Kellett DSO DFC Original CO of 303 Sqn. Flight Lieutenant John A. Kent, Canadian Flight commander during the Battle, (11 claims) Sgt Josef František, Czech pilot flying with 303 Polish Squadron, was one of the top fighter pilots of the Battle of Britain, with 17 confirmed kills. Flying Officer Witold Urbanowicz, Polish commander of 303 Squadron from 5 September 1940, scored 15 kills during the Battle of Britain (17 or 19 + 1 + 0 total) Pilot Officer Jan Zumbach, commander of 303 Squadron from 19 May 1942, scored 8 kills during the Battle of Britain (12 1/3 + 5 + 1 total) Squadron aircraft 8 August 1940 – Hurricane I 22 January 1941 – Spitfire I 3 March 1941 – Spitfire IIA 20 May 1941 – Spitfire IIB 25 August 1941 – Spitfire I 7 October 1941 – Spitfire VB 1 June 1943 – Spitfire F IXC. 12 November 1943 – Spitfire VB, Spitfire VC and Spitfire LF VB, Spitfire LF VC 18 July 1944 – Spitfire F IX, Spitfire LF IX and Spitfire HF IX 4 April 1945 – Mustang IV and Mustang IVA. In popular culture The squadron was the subject of the 1942 book Squadron 303, written by the Polish writer Arkady Fiedler, which is considered the most popular among this writer's many works and has sold over 1.5 million copies. "Because the book was published during the war, in order to protect the Polish airmen and their families remaining in occupied Poland from German reprisals, Fiedler used pseudonyms for the airmen of 303 Squadron. This practice was mandated in a memo regarding confidential information issued by the Air Ministry dated Oct. 14, 1949.[33] In connection with the 70th anniversary of the Battle of Britain in 2010, a new English translation was commissioned by publisher Aquila Polonica at the request of Fiedler's son. 303 Squadron: The Legendary Battle of Britain Fighter Squadron is the first new English-language edition of Dywizjon 303 since 1942, and for the first time in English identifies the pilots by their true names." In 2010, the squadron's involvement in the