McVitie Weston valve collection, Tungsram valve, type 78
- Made:
- 1934
Tungsram valve, type 78, marked U 024, (RMW/G149 - McVitie Weston number), by Tungsram Electric Lamp Works (Gt. Britain) Ltd., 1934.
Tungsram valve, type 78, marked U 024, (RMW/G149 - McVitie Weston number), by Tungsram Electric Lamp Works (Gt. Britain) Ltd., 1934.