File:Telegraph.jpg: Difference between revisions

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<gallery>
<gallery>
File:Samuel Morse 1840.jpg|link=Samuel Morse (nonfiction)|June 20, 1840: [[Samuel Morse (nonfiction)|Samuel Morse]] receives the patent for the [[Electrical telegraph (nonfiction)|telegraph]].
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* [https://en.wikipedia.org/wiki/Electrical_telegraph Electrical telegraph] @ Wikipedia
* [https://en.wikipedia.org/wiki/Electrical_telegraph Electrical telegraph] @ Wikipedia


Attribution:
Attribution: By Zacatecnik - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=3726135
 
By Zacatecnik - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=3726135


[[Category:Nonfiction (nonfiction)]]
[[Category:Nonfiction (nonfiction)]]
[[Category:Machines (nonfiction)]]
[[Category:Machines (nonfiction)]]
[[Category:Information systems (nonfiction)]]
[[Category:Information systems (nonfiction)]]

Latest revision as of 20:34, 13 September 2018

Nonfiction: A printing electrical telegraph receiver, with transmitter key at bottom right.

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Nonfiction cross-reference

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Attribution: By Zacatecnik - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=3726135

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Date/TimeThumbnailDimensionsUserComment
current21:38, 17 June 2017Thumbnail for version as of 21:38, 17 June 2017640 × 480 (50 KB)Admin (talk | contribs)