McVitie Weston valve collection, valve, type CV52
Valve, type CV52, No.174 W, anode disc marked 44122, (RMW/Y391 - McVitie Weston number), by Unknown maker.
Valve, type CV52, No.174 W, anode disc marked 44122, (RMW/Y391 - McVitie Weston number), by Unknown maker.