McVitie Weston valve collection, valve
Valve, miniature disc-seal tube with single end cap, copper pinch marked LSC 18, (RMW/Y745 - McVitie Weston number), by Unknown maker.
Valve, miniature disc-seal tube with single end cap, copper pinch marked LSC 18, (RMW/Y745 - McVitie Weston number), by Unknown maker.