File:A group of young men learning Morse code.jpg

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Original file ‎(3,059 × 1,669 pixels, file size: 2.79 MB, MIME type: image/jpeg)

Captions

Captions

Several men learning Morse code together

Summary[edit]

Description
English: Black-and-white image of several men wearing early 20th century headphones, learning Morse code together
Date
Source Derived from File:Radio for everybody; being a popular guide to practical radio-phone reception and transmission and to the dot-and-dash reception and transmission of the radio telegraph, for the layman who wants to (14755529704).jpg originally published 1922
Author Lescarboura, Austin C. (Austin Celestin), 1891-

This file was derived from: Radio for everybody; being a popular guide to practical radio-phone reception and transmission and to the dot-and-dash reception and transmission of the radio telegraph, for the layman who wants to (14755529704).jpg

Licensing[edit]

Public domain
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:A_group_of_young_men_learning_Morse_code.jpg

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current22:00, 2 April 2023Thumbnail for version as of 22:00, 2 April 20233,059 × 1,669 (2.79 MB)Bri (talk | contribs)Uploaded a work by Lescarboura, Austin C. (Austin Celestin), 1891- from Derived from File:File:Radio for everybody; being a popular guide to practical radio-phone reception and transmission and to the dot-and-dash reception and transmission of the radio telegraph, for the layman who wants to (14755529704).jpg originally published 1922 with UploadWizard

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