McVitie Weston valve collection, valve, type V.R.18
Valve, type V.R.18, silver metallizing marked 2 10E/7607 316V, (RMW/Y418B - McVitie Weston number), by Unknown maker.
Valve, type V.R.18, silver metallizing marked 2 10E/7607 316V, (RMW/Y418B - McVitie Weston number), by Unknown maker.