
McVitie Weston valve collection, GEC/USA valve, type GL-211

GEC/USA valve, type GL-211, marked 19N2, filaments broken, (RMW/Y325 - McVitie Weston number), by General Electric Company Limited.
GEC/USA valve, type GL-211, marked 19N2, filaments broken, (RMW/Y325 - McVitie Weston number), by General Electric Company Limited.