McVitie Weston valve collection, Mervyn Neon Lamp valve
Mervyn Neon Lamp valve, marked Meraco, the leads have been cut off inside the pinch, no end cap, (RMW/K13 - McVitie Weston number), by Unknown maker.
Mervyn Neon Lamp valve, marked Meraco, the leads have been cut off inside the pinch, no end cap, (RMW/K13 - McVitie Weston number), by Unknown maker.