McVitie Weston valve collection, Ramsay C.R.T. (Experimental) valve
- Made:
- 1923
Ramsay C.R.T. (Experimental) valve, glass envelope 2ft 2in long overall, 1ft 1in x 2.5in diam plus 7in x 4in diam plus 6in x 2.5in diam, with 4 side tubes, broken, marked 198F, (RMW/K23D - McVitie Weston number), by Unknown maker, 1923.