McVitie Weston valve collection, Six-sixty valve, type S.S.4.GP.AC
- maker:
- Six Sixty Limited
Six-sixty valve, type S.S.4.GP.AC, lacking base cap, (RMW/F76 - McVitie Weston number), by Six Sixty Limited.
Six-sixty valve, type S.S.4.GP.AC, lacking base cap, (RMW/F76 - McVitie Weston number), by Six Sixty Limited.