McVitie Weston valve collection, Mullard valve
- maker:
- Mullard Limited
Mullard valve, similar to Y753, one of ten exhibits in a glazed box, (RMW/Y756 - McVitie Weston number), by Mullard Limited.
Mullard valve, similar to Y753, one of ten exhibits in a glazed box, (RMW/Y756 - McVitie Weston number), by Mullard Limited.