As the reserve was released during the war, so as to defend the Polish airmen and their households remaining in occupied Poland from German reprisals, Fiedler used pseudonyms for the airmen of 303 Squadron. This apply was mandated inside of a memo regarding confidential information issued by the Air Ministry https://divisi30303579.bloggip.com/31990055/the-fact-about-divisi303-that-no-one-is-suggesting