3 Results
000IIE
Cover image for Colossus : Bletchley Park's greatest secret
by 
Gannon, Paul.
Format: 
Books
Publication Date 
2006
Excerpt: 
World War, 1939-1945 -- Cryptography.
Available: Copies:
Cover image for Colossus : the secrets of Bletchley Park's codebreaking computers
by 
Copeland, B. Jack, 1950-
Format: 
Books
Publication Date 
2006
Excerpt: 
World War, 1939-1945 -- Cryptography.
Available: Copies:
Cover image for A man of intelligence : the life of Captain Eric Nave, codebreaker extraordinary
by 
Pfennigwerth, Ian.
Format: 
Books
Publication Date 
2006
Excerpt: 
World War, 1939-1945 -- Cryptography.
Available: Copies: