McVitie Weston valve collection, MOV valve, type VT No 90
- maker:
- M-O Valve Company Limited
MOV valve, type VT No 90, marked 54, (RMW/F19B - McVitie Weston number), by M-O Valve Co. Limited.
MOV valve, type VT No 90, marked 54, (RMW/F19B - McVitie Weston number), by M-O Valve Co. Limited.