McVitie Weston valve collection
- Made:
- 1934-1961
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
LicenseBrimar half-wave rectifier miniature valve, type R18, B9A base
Science Museum Group
© The Board of Trustees of the Science Museum
Brimar half-wave rectifier miniature valve, type R18, B9A base, marked 3G4, (RMW/Y289 - McVitie Weston number), by Standard Telephones and Cables Limited, 1934-1961.
