![](https://coimages.sciencemuseumgroup.org.uk/64/17/large_thumbnail_2014_0044__0003_.jpg)
![Manual Telephone Exchange](https://coimages.sciencemuseumgroup.org.uk/477/838/medium_smg00247191.jpg)
Manual telephone exchange by Dictograph Telephones.
Details
- Category:
- Telecommunications
- Object Number:
- Y7001.226
- Materials:
- plastic (unidentified) and metal (unknown)
- Measurements:
-
overall: 292 mm x 383 mm x 167 mm,
- type:
- telephone exchange