World War, 1939-1945 -- Cryptography |
50 |
SEE ALSO narrower term: Enigma cipher system |
7 |
SEE ALSO: Indian code talkers |
1 |
SEE ALSO narrower term: Lorenz cipher system |
1 |
SEE ALSO narrower term: ULTRA (Intelligence system) |
3 |
World War, 1939-1945 -- Cryptography -- Comic books, strips, etc. |
2 |
World War, 1939-1945 -- Cryptography -- Drama |
3 |
World War, 1939-1945 -- Cryptography -- Fiction |
16 |
World War, 1939-1945 -- Cryptography -- Juvenile literature |
17 |
World War, 1939-1945 -- Czech Republic -- Prague |
5 |
World War, 1939-1945 -- Czech Republic -- Prague -- Fiction. |
2 |
World War, 1939-1945 -- Czechoslovakia |
4 |
World War, 1939-1945 -- Czechoslovakia -- Drama |
1 |
World War, 1939-1945 -- Czechoslovakia -- Fiction. |
1 |