McVitie Weston valve collection, Cossor valve, type D.P.
- maker:
- A C Cossor Limited
Cossor valve, type D.P., green printed label, (RMW/G30 - McVitie Weston number), by A C Cossor Limited.
Cossor valve, type D.P., green printed label, (RMW/G30 - McVitie Weston number), by A C Cossor Limited.