![](https://coimages.sciencemuseumgroup.org.uk/64/17/large_thumbnail_2014_0044__0003_.jpg)
![Telegraph Line Tester](https://coimages.sciencemuseumgroup.org.uk/477/844/medium_smg00247200.jpg)
C K Varley telegraph line testing set in wooden case.
Details
- Category:
- Telecommunications
- Object Number:
- Y7000.612
- Materials:
- brass (copper, zinc alloy), glass, wood (unidentified) and metal (unknown)
- Measurements:
-
overall: 225 mm x 247 mm x 263 mm,
- type:
- galvanometer