The story of the WWII project to crack the code behind the Enigma machine, used by the Germans to encrypt messages sent to their submarines.
2001-01-22
1995-09-21
1946-12-25
1940-10-15
1989-06-14
1942-06-12
1997-09-12
1986-01-19
1987-01-01
2006-09-01
1995-12-01
1998-10-15
1996-11-14
2005-09-09
1993-12-15
1946-08-16
2004-10-01
1991-02-01
1984-10-01
1993-10-01
1975-02-21