File:EB1922 Telegraph - Murray multiplex transmitting tape.jpg

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Description
English: A portion of the Murray multiplex transmitting tape perforated to represent the word “telegraph.”
Date published 1922
Source “Telegraph,” Encyclopædia Britannica (12th ed.), v. 32, 1922, p. 699, fig. 2.
Author Unknown artistUnknown artist
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Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

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current22:45, 1 October 2019Thumbnail for version as of 22:45, 1 October 2019812 × 188 (31 KB)Bob Burkhardt (talk | contribs){{Information |description ={{en|1=A portion of the Murray multiplex transmitting tape perforated to represent the word “telegraph.”}} |date =published 1922 |source =“Telegraph,” ''Encyclopædia Britannica'' (12th ed.), v. 32, 1922, p. 699, fig. 2. |author ={{Unknown|Artist}} |permission ={{PD-Britannica}} }} Category:Telegraphy Category:Punched tapes

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