Cossor valve, type 210 V.P.T., red on white printed label, glass envelope broken, (RMW/Y128 - McVitie Weston number), by A C Cossor Limited, 1934.
Cossor valve, type 210 V.P.T., red on white printed label, glass envelope broken, (RMW/Y128 - McVitie Weston number), by A C Cossor Limited, 1934.