![](https://coimages.sciencemuseumgroup.org.uk/30/666/medium_thumbnail_1928_0945__0002_.jpg)
Polarised iron voltmeter
- maker:
- Bréguet
![Polarised iron voltmeter, by Deprez and Breguet, no. 309](https://coimages.sciencemuseumgroup.org.uk/334/198/medium_smg00051971.jpg)
Polarised iron voltmeter, by Deprez and Breguet, no. 309
Details
- Category:
- Electricity and Magnetism
- Collection:
- Sir Henry Wellcome's Museum Collection
- Object Number:
- 1982-1405
- type:
- voltmeter
- credit:
- Wellcome Trust