McVitie Weston valve collection, Cleartron valve
- maker:
- Cleartron Radio Limited
Cleartron valve, black and white printed label, (RMW/E82 - McVitie Weston number), by Cleartron Radio Ltd..
Cleartron valve, black and white printed label, (RMW/E82 - McVitie Weston number), by Cleartron Radio Ltd..