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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| Format: | Book |
| Language: | English |
| Published: |
Boston
Little, Brown and Company
1977
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| Subjects: |
| Item Description: | Includes index |
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| Physical Description: | ix, 271p. ill. 21cm |
| ISBN: | 0316145955 |