McVitie Weston valve collection, Brimar valve
Brimar valve, ceramic 5-pin base, pinch marked 3,29L, (RMW/Y212 - McVitie Weston number), by Standard Telephones and Cables Limited.
Brimar valve, ceramic 5-pin base, pinch marked 3,29L, (RMW/Y212 - McVitie Weston number), by Standard Telephones and Cables Limited.