![](https://coimages.sciencemuseumgroup.org.uk/50/736/medium_thumbnail_e2013_442_1__0001_.jpg)
McVitie Weston valve collection, Marconi valve, type LS5A
- Made:
- 1923
- maker:
- Marconi Company Limited
![Marconi valve, type LS5A, (RMW/C59B - McVitie Weston number)](https://coimages.sciencemuseumgroup.org.uk/456/505/medium_smg00263582.jpg)
Marconi valve, type LS5A, (RMW/C59B - McVitie Weston number), by Marconi Company Limited, 1923.
Marconi valve, type LS5A, (RMW/C59B - McVitie Weston number), by Marconi Company Limited, 1923.