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The Codebreaker | Primary Source

Learn More about the World of Elizebeth Smith Friedman

Elizebeth Smith Friedman, 1950. Credit: George C Marshall Foundation Library


Books and Monographs 

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Jason Fagone, The Woman Who Smashed Codes: A True Story of Love, Spies, and the Unlikely Heroine Who Outwitted America's Enemies



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G. Stuart Smith, A Life in Code: Pioneer Cryptanalyst Elizebeth Smith Friedman



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Amy Butler Greenfield, The Woman All Spies Fear: Code Breaker Elizebeth Smith Friedman and Her Hidden Life (Young Adult, Coming October 2021)



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Laurie Wallmark, Code Breaker, Spy Hunter: How Elizebeth Friedman Changed the Course of Two World Wars (Childrens, Coming March 2021)



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Ronald William Clark, The Man Who Broke Purple:The Life of Colonel William F. Friedman, Who Deciphered the Japanese Code in World War II



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Richard Munson, George Fabyan: The Tycoon Who Broke Ciphers, Ended Wars, Manipulated Sound, Built a Levitation Machine, and Organized the Modern Research Center



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Liza Mundy, Code Girls: The Untold Story of the American Women Code Breakers of World War II



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David A. Hatch, The Dawn of American Cryptology, 1900–1917 (PDF)





Cryptological Quarterly, 2015-01 (PDF, special issue devoted to Elizebeth and William Friedman)

Leah Stock Helmick, “Key Woman Of The T-Men” (Reader's Digest, 1937)


National Cryptologic Museum


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