![](https://coimages.sciencemuseumgroup.org.uk/41/177/large_thumbnail_1975_0359__0001_.jpg)
Cooke and Wheatstone's ABC telegraph transmitter
- Made:
- 1840
![Cooke and Wheatstone's ABC telegraph transmitter, 1840](https://coimages.sciencemuseumgroup.org.uk/350/243/medium_smg00182263.jpg)
Cooke and Wheatstone's ABC telegraph transmitter, 1840
Details
- Category:
- Telecommunications
- Object Number:
- 1876-1289
- type:
- transmitter
- credit:
- H.M. Postmaster General
Cooke and Wheatstone's ABC telegraph transmitter, 1840