McVitie Weston valve collection, MOV/ GEC valve, type V.T. No. 67
MOV/ GEC valve, type V.T. No. 67, marked 23, pinch marked B, (RMW/E159 - McVitie Weston number), by M-O Valve Co. Limited; General Electric Company Limited.
MOV/ GEC valve, type V.T. No. 67, marked 23, pinch marked B, (RMW/E159 - McVitie Weston number), by M-O Valve Co. Limited; General Electric Company Limited.