![](https://coimages.sciencemuseumgroup.org.uk/41/167/medium_thumbnail_1975_0193.jpg)
Maskelyne typewriter, c1890.
- Made:
- circa 1890 in London
- inventor:
- John Nevil Maskelyne
![Maskelyne differential spacing visible writing typewriter](https://coimages.sciencemuseumgroup.org.uk/321/405/medium_smg00177020.jpg)
Maskelyne differential spacing visible writing typewriter (series no.3) c. 1890, no. 1585
Maskelyne differential spacing visible writing typewriter (series no.3) c. 1890, no. 1585