File:Telegraph.jpg: Difference between revisions

Revision as of 21:44, 17 June 2017

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

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+Nonfiction: A printing [[Electrical telegraph (nonfiction)|electrical telegraph]] receiver, with transmitter key at bottom right.
+== In the News ==
+<gallery>
+</gallery>
+== Fiction cross-reference ==
+* [[Crimes against mathematical constants]]
+* [[Gnomon algorithm]]
+== Nonfiction cross-reference ==
+* [[Electrical telegraph (nonfiction)]]
+* [[Telephone switchboard (nonfiction)]]
+External links:
+* [https://en.wikipedia.org/wiki/Electrical_telegraph Electrical telegraph] @ Wikipedia
+Attribution:
+By Zacatecnik - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=3726135
+[[Category:Nonfiction (nonfiction)]]
+[[Category:Machines (nonfiction)]]
+[[Category:Information systems (nonfiction)]]