Elizebeth Smith Friedman, History of Work in Cryptanalysis 1927-1930
Book details
- Title
- Elizebeth Smith Friedman, History of Work in Cryptanalysis 1927-1930
- Publication year listed
- 1930
- Format
- Public domain eBook
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- Free online reader; no registration required
- Source record
- View on Archive.org
About this book
Elizebeth Smith Friedman, History of Work in Cryptanalysis 1927-1930
Author: George C. Marshall Research Library
Year: 1930
Memo by the codebreaker Elizebeth Smith Friedman describing her cryptanalytic work for the U.S. Treasury Department between April 1927 and June 1930: "Secret traffic has been solved amounting to 12,000 messages, which covered activities touching upon the Pacific Coast from Vancouver to Ensenada; from Belize along the Gulf Coast to Tampa; from Key West to Savannah, including Havana and the Bahamas; and from New Jersey to Maine, operations including the Bermudas, St. Pierre and Newfoundland." George C. Marshall Research Library location: ESF Collection, box 4, file 17.
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