McVitie Weston valve collection, Mullard valve, type VP4
- Made:
- 1933
- maker:
- Mullard Limited
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
LicenseMullard valve, type VP4, marked MK1, top cap loose
Science Museum Group
© The Board of Trustees of the Science Museum
Mullard valve, type VP4, marked MK1, top cap loose, (RMW/Y239A - McVitie Weston number), by Mullard Limited, 1933.
