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Summary
| Description |
English: Page from the U.S. Army World War I trench code, Seneca edition, from American Army Field Codes In the American Expeditionary Forces During The First World War, William Friedman, U.S. War Department, June 1942, p. 185 ff |
| Date | |
| Source | https://www.nsa.gov/Portals/75/documents/news-features/declassified-documents/friedman-documents/publications/FOLDER_267/41784809082383.pdf |
| Author | William Friedman |
Licensing
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This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code.
Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
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| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | ||
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:41, 26 April 2022 | | 1,104 × 1,512 (639 KB) | ArnoldReinhold | Uploaded a work by William Friedman from https://www.nsa.gov/Portals/75/documents/news-features/declassified-documents/friedman-documents/publications/FOLDER_267/41784809082383.pdf with UploadWizard |
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