![](https://coimages.sciencemuseumgroup.org.uk/41/177/large_thumbnail_1975_0359__0001_.jpg)
Resistance type 21-A
- maker:
- Muirhead and Company Limited
![Resistance type 21-A, no. 60629, by Muirhead and Co. Ltd.](https://coimages.sciencemuseumgroup.org.uk/426/152/medium_smg00225070.jpg)
Resistance type 21-A, no. 60629, by Muirhead and Co. Ltd.
Details
- Category:
- Telecommunications
- Object Number:
- 1989-1020
- type:
- resistance
- credit:
- Muirhead Vactric Components Limited
Resistance type 21-A, no. 60629, by Muirhead and Co. Ltd.