File:Obfuscated Morse code.png
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Summary
| Description |
English: Example of obfuscated Morse code used to send covert messages during WWI. 'Extra dots' and 'abnormal spaces' in the word 'BERLIN.' See Charles E. Apgar recordings for context. Text in image: 'How secret messages are added to censored ones.' Original caption: 'The Above "Code" Diagram Shows How Secret Cipher Messages Could be Interspersed Through Regular Messages.' |
| Date | |
| Source |
(September 1915). "Sayville, the News-Way to Berlin". Electrical Experimenter III (5): 209. New York: Experimenter Publishing Company. as reprinted in (September 11, 1915). "What our Government Found at Sayville". The Literary Digest LI (11): 525. New York: Funk & Wagnalls. |
| Author | The Electrical Experimenter |
Licensing
|
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
 Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country.
Note: This tag should not be used for sound recordings. |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 14:57, 26 December 2019 | | 690 × 457 (204 KB) | Mu301 | User created page with UploadWizard |
File usage
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