Lorenz
World war, 1939-1945, great britainGreat Britain. Government Communications Headquarters -- HistoryGreat Britain. Government Communications HeadquartersWorld War, 1939-1945 -- CryptographyLorenz cipher systemMilitary intelligence -- Great Britain -- History -- 20th centuryCryptographyMilitary intelligence
240 pages : 25 cm
Writing a summary for young readers…
For young readers
Book data: Open Library