https://en.wikipedia.org/wiki/File:Telegraph_Keyboard.jpg
https://en.wikipedia.org/wiki/File:Printing_Telegraph.jpg
See the article for some words on the topic: https://en.wikipedia.org/wiki/Printing_telegraph
> Hughes telegraph devices, which also had piano style keyboards, were very popular in France, where there were likely many more piano and harpsichord players than telegraphers.
