41748999078819_page_256

41748999078819 | page 256 | https://thedailydialectics.com/pdfs/FIOA/41748999078819/41748999078819.pdf

ae é REF ID:A56970 Seeeity-intormrtign —— us # P-038 ~230- App. V : : [that a different code be used in each direction when communicating with subordinate units, the Germans often found it very difficult to obtain sufficient material for solving Russian higher-echalon radio messages. The solution…