McVitie Weston valve collection, Mullard valve, type PM5A
- maker:
- Mullard Limited
Mullard valve, type PM5A, painted K306, (RMW/D50 - McVitie Weston number), by Mullard Limited.
Mullard valve, type PM5A, painted K306, (RMW/D50 - McVitie Weston number), by Mullard Limited.