Georgetown Peabody Library
Cryptography + History -- 20th century
Type
http://bibfra.me/vocab/lite/Concept
Label
Cryptography + History -- 20th century
Name
Cryptography + History
Focus
Cryptography + History
Sub focus
History
Cryptography
20th century
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Subject of
1
The woman all spies fear, code breaker Elizebeth Smith Friedman and her hidden life, Amy Butler Greenfield
Outgoing Resources
Focus
1
Cryptography + History
Sub focus
3
History
Cryptography
20th century
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