Four-digit meter for registering subscriber calls
This image is released under a CC BY-NC-SA 4.0 Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseFour-digit meter for registering subscriber calls (1920's)
Science Museum Group
© The Board of Trustees of the Science Museum
Four-digit meter for registering subscriber calls (1920's)
Details
- Category:
- Telecommunications
- Object Number:
- 1970-549
- type:
- meter
- credit:
- Plessey Telecommunications
