McVitie Weston valve collection, Cossor valve, type 210 R.C.
- maker:
- A C Cossor Limited
Cossor valve, type 210 R.C., blue printed label, horizontal electrode system, (RMW/D13 - McVitie Weston number), by A C Cossor Limited.
Cossor valve, type 210 R.C., blue printed label, horizontal electrode system, (RMW/D13 - McVitie Weston number), by A C Cossor Limited.