---
title: Telegraph Morse Key
author: Science Museum, London
source: https://www.worldhistory.org/image/17222/telegraph-morse-key/
format: machine-readable-alternate
license: Creative Commons Attribution-NonCommercial-ShareAlike (https://creativecommons.org/licenses/by-nc-sa/4.0/)
updated: 2023-03-22
---
# Telegraph Morse Key
_Authored by Science Museum, London_
## Image File
[](https://www.worldhistory.org/uploads/images/17222.png)
## Image Caption
A morse key for an [electrical telegraph](https://www.worldhistory.org/Electrical_Telegraph/) machine. From a British post office and in use in the 19th to 20th century. ([Science](https://www.worldhistory.org/science/) Museum, London)
## Cite This Work
### APA
London, S. M. (2023, March 22). Telegraph Morse Key. *World History Encyclopedia*.
### Chicago
London, Science Museum,. "Telegraph Morse Key." *World History Encyclopedia*, March 22, 2023. .
### MLA
London, Science Museum,. "Telegraph Morse Key." *World History Encyclopedia*, 22 Mar 2023, .
## License & Copyright
[Original image](https://collection.sciencemuseumgroup.org.uk/objects/co33479/standard-morse-key-1880-1950-telegraph) by **Science Museum, London**. Submitted by [Mark Cartwright](https://www.worldhistory.org/user/markzcartwright/ "User Page: Mark Cartwright"), published on 22 March 2023. The copyright holder has published this content under the following license: [Creative Commons Attribution-NonCommercial-ShareAlike](https://creativecommons.org/licenses/by-nc-sa/4.0/deed.en). This license lets others remix, tweak, and build upon this content non-commercially, as long as they credit the author and license their new creations under the identical terms. When republishing on the web a hyperlink back to the original content source URL must be included. Please note that content linked from this page may have different licensing terms.