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Secret and urgent : the story of codes and ciphers / by Fletcher Pratt.
LIBRA Z104 .P62 1939
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Kislak Center for Special Collections - Rare Book Collection 652M P882
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- Format:
- Book
- Author/Creator:
- Pratt, Fletcher, 1897-1956.
- Language:
- English
- Subjects (All):
- Cryptography.
- Ciphers.
- Penn Provenance:
- Mendelsohn, Charles J. (Charles Jastrow), 1880-1939 (autograph) (donor)
- Mendelsohn, Esther Jastrow (donor)
- Physical Description:
- 282 pages ; 25 cm
- Place of Publication:
- Indianapolis ; New York : The Bobbs-Merrill Company, [1939]
- Notes:
- Includes index.
- Local Notes:
- With a few ms. annotations by Charles J. Mendelsohn in margins and text.
- Cited in:
- Galland, J.S. Historical and analytical bibl. of the lit. of cryptology, 149
- Shulman, D. Annotated bibl. of cryptography, I, p. 113
- OCLC:
- 795019
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