McVitie Weston valve collection, MOV/GEC valve, type VT No. 24
MOV/GEC valve, type VT No. 24, marked 1439, (RMW/E133 - McVitie Weston number), by M-O Valve Co. Limited; General Electric Company Limited.
MOV/GEC valve, type VT No. 24, marked 1439, (RMW/E133 - McVitie Weston number), by M-O Valve Co. Limited; General Electric Company Limited.