File:Obfuscated Morse code.png
From Wikimedia Commons, the free media repository
Jump to navigation
Jump to search
Obfuscated_Morse_code.png (690 × 457 pixels, file size: 204 KB, MIME type: image/png)
File information
Structured data
Captions
Summary
[edit]DescriptionObfuscated Morse code.png |
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
[edit]Public domainPublic domainfalsefalse |
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.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Obfuscated_Morse_code.png |
File history
Click on a date/time to view the file as it appeared at that time.
Date/Time | Thumbnail | Dimensions | User | Comment | |
---|---|---|---|---|---|
current | 14:57, 26 December 2019 | 690 × 457 (204 KB) | Mu301 (talk | contribs) | User created page with UploadWizard |
You cannot overwrite this file.
File usage on Commons
There are no pages that use this file.
File usage on other wikis
The following other wikis use this file:
- Usage on en.wikipedia.org
Metadata
This file contains additional information such as Exif metadata which may have been added by the digital camera, scanner, or software program used to create or digitize it. If the file has been modified from its original state, some details such as the timestamp may not fully reflect those of the original file. The timestamp is only as accurate as the clock in the camera, and it may be completely wrong.
Software used |
---|
Hidden category: