McVitie Weston valve collection, valve, type CV118
Valve, type CV118, marked B, metallized anode marked 12D, (RMW/Y468B - McVitie Weston number), by Unknown maker.
Valve, type CV118, marked B, metallized anode marked 12D, (RMW/Y468B - McVitie Weston number), by Unknown maker.